What Was the Initial Price of Bitcoin and How Did It Reach Millions

If you know about Bitcoin today, you might be surprised to learn that there was a time when its price was just a few paise. Today, while one Bitcoin is worth lakhs (hundreds of thousands) of rupees, it had such a humble beginning that hardly anyone could have imagined it would one day take the world by storm. Let’s take a look at this fascinating journey.


How Did Bitcoin Begin?

Bitcoin was launched in 2009 by a person (or group) under the name Satoshi Nakamoto. To this day, no one knows who Satoshi Nakamoto really is. The purpose behind launching Bitcoin was to create a digital payment system that would work independently, without the control of any bank or government.

Bitcoin was built using blockchain technology, which is completely decentralized, meaning no single person or entity has control over it.


What Was Bitcoin’s Initial Price?

When Bitcoin was first launched, it had no fixed price. In 2009, when it was mined for the first time, its value was practically zero. At that time, people considered it an experiment. There was no formal market to buy or sell Bitcoin.

The first real-world transaction using Bitcoin happened in May 2010, when a programmer named Laszlo Hanyecz bought two pizzas for 10,000 Bitcoins. At that time, the value of 10,000 BTC was just $40 (around ₹3,000). This was the first time Bitcoin had any real-world value.


When Was Bitcoin’s First Price Set?

On October 5, 2009, a website called NewLibertyStandard set Bitcoin's first recorded price. At that time, 1 US dollar could buy 1,309.03 Bitcoins, meaning 1 BTC was worth just $0.00076, less than even a single paisa. It's hard to believe this today, as one Bitcoin now sells for lakhs of rupees.


Bitcoin Price History (Approximate - in INR)

Date

Bitcoin Price (INR)

May 22, 2010

₹41 (10,000 BTC for 2 pizzas)

February 2011

₹45

June 2011

₹678

November 2013

₹45,000

January 2015

₹12,000

January 2017

₹70,000

December 2017

₹13,00,000

December 2018

₹2,50,000

December 2020

₹21,00,000

April 2021

₹47,00,000

November 2021

₹52,00,000 (All-Time High)

June 2022

₹16,00,000

January 2023

₹18,00,000

December 2023

₹31,00,000

March 2024

₹48,00,000

November 22, 2024

₹83,00,000

January 30, 2025

₹91,00,000

Note: These figures are approximate and may vary slightly across different exchanges. Bitcoin prices are highly volatile.


Gradual Price Growth

Over time, people's interest in Bitcoin started to grow, and so did its price. By 2011, Bitcoin reached the $1 mark, which was a major milestone. People began to see Bitcoin not just as a currency, but as the currency of the future.


The First Major Surge in 2013

In 2013, Bitcoin’s price crossed $1,000 (around ₹80,000) for the first time. By then, several major investors had started taking interest in it and were treating it as an alternative investment asset. However, Bitcoin also experienced ups and downs during this period.


Record-Breaking Rise in 2017

The year 2017 was when Bitcoin truly caught the world's attention. That year, its price reached nearly $20,000 (approx. ₹15 lakh). Following this, Bitcoin became a hot topic globally, and more and more people started adopting it.


Bitcoin’s Price Today and Its Significance

Today, Bitcoin is worth millions and has become the most notable example of digital assets. Although its price is constantly fluctuating, it is still often referred to as “digital gold.” In today’s times, Bitcoin is not just a currency—it has become a powerful investment tool.


The Future of Bitcoin

Although Bitcoin started as a simple experiment, it has now sparked a revolution across the globe. In several countries, it is gaining legal recognition, and people are considering it a reliable alternative for both investment and payments.

While only time will tell how bright Bitcoin’s future will be, one thing is certain: its origin story is as fascinating and thrilling as its current journey.


What Was the Initial Price of Bitcoin and How Did It Reach Millions? Know Everything

10 Must-Know Trending Technology Tips to Stay Ahead in 2023

In the fast-paced world of technology, staying up-to-date with the latest trends is essential for individuals and businesses alike. The year 2023 has seen remarkable advancements in various fields, and understanding and embracing these trends can lead to enhanced productivity, efficiency, and overall success. In this blog, we will explore the top trending technology tips that will help you stay ahead of the curve and navigate the digital landscape with confidence.


1. Embrace Artificial Intelligence (AI) Integration

Artificial Intelligence has revolutionized industries across the board. From customer service bots to personalized recommendations, AI integration can streamline processes and enhance user experiences. Whether you're a small business or a tech giant, exploring AI solutions tailored to your needs can bring remarkable benefits.


2. The Rise of 5G Technology

The deployment of 5G technology is gaining momentum, promising faster speeds and reduced latency. Businesses and individuals can leverage this ultra-fast network to optimize communication, data transfer, and the Internet of Things (IoT) applications. Prepare your infrastructure to harness the full potential of 5G.


3. Focus on Cybersecurity

As technology advances, so do cybersecurity threats. Protecting sensitive data and digital assets has never been more critical. Invest in robust cybersecurity measures, conduct regular audits, and educate your team on best practices to fortify your defenses against cyber threats.


4. The Internet of Things (IoT) Revolution

IoT is no longer a distant future; it is here, and it is transforming industries. Smart homes, connected healthcare devices, and efficient supply chain management are just a few examples of how IoT is shaping our lives. Embrace IoT solutions to create a seamless and interconnected environment.


5. Blockchain for Transparency and Security

Blockchain technology has gone beyond cryptocurrencies, proving its worth in various sectors. Its decentralized and immutable nature can provide transparency, enhance security, and optimize complex processes. Explore how blockchain can benefit your industry.


6. Augmented Reality (AR) and Virtual Reality (VR) Applications

AR and VR are more than just gaming novelties. They offer immersive experiences in training, education, and marketing. Companies can use AR and VR technologies to enhance product demonstrations, employee training, and customer interactions.


7. Sustainability through Green Tech

In a world increasingly focused on sustainability, green technology is gaining traction. Adopt energy-efficient practices, renewable energy solutions, and eco-friendly innovations to demonstrate your commitment to a greener future.


8. Enhance Data Analytics and Business Intelligence

Data is the backbone of successful businesses. Implement advanced data analytics and business intelligence tools to gain valuable insights, identify trends, and make informed decisions to drive growth.


9. Cloud Computing for Scalability and Flexibility

The cloud offers unmatched scalability and flexibility, enabling businesses to adapt to changing demands efficiently. Migrate your infrastructure and applications to the cloud for seamless operations and cost optimization.


10. Invest in Employee Tech Training

As technology continues to evolve, investing in continuous tech training for your employees is vital. Equip your workforce with the skills and knowledge necessary to thrive in a tech-driven world.


The year 2023 presents a plethora of exciting technological trends that can reshape industries and individual experiences. By embracing these trends and proactively integrating them into your operations, you can set yourself apart from the competition and achieve sustainable growth. Remember, staying curious and open to innovation will be the key to thriving in this ever-changing technological landscape. So, buckle up and embark on your journey to success with the power of trending technology by your side!

10 Must-Know Trending Technology Tips to Stay Ahead in 2023

5G: Unleashing the Power of Ultra-Fast Mobile Connectivity

In the ever-evolving landscape of technology, 5G stands out as a groundbreaking advancement that promises to transform the way we connect, communicate, and interact with the world. As the fifth generation of wireless technology, 5G brings with it the potential for unprecedented speeds, low latency, and enhanced network capacity. In this blog, we will explore the key features of 5G, its impact on various industries, and the exciting possibilities it unlocks for the future.


Understanding 5G Technology

At its core, 5G is the next evolutionary step in mobile communication. It utilizes higher frequency bands and advanced antenna technologies to achieve faster data transfer rates and reduced latency compared to its predecessor, 4G. The three primary categories of 5G services are: Enhanced Mobile Broadband (eMBB), Ultra-Reliable Low Latency Communications (URLLC), and Massive Machine-Type Communications (mMTC).


Lightning-Fast Speeds and Lower Latency

One of the most significant advantages of 5G is its blistering speed. With data transfer rates potentially reaching 20 Gbps, downloading high-definition movies or large files will take a matter of seconds. Additionally, 5G's reduced latency—measured in milliseconds—will enable real-time interactions, essential for applications like augmented reality (AR), virtual reality (VR), and autonomous vehicles.


Empowering Industries

  1. Healthcare: 5G enables remote surgery and telemedicine, allowing doctors to perform procedures from a distance with ultra-low latency. It also facilitates real-time data exchange between medical devices, enhancing patient care.
  2. Internet of Things (IoT): With its ability to connect a massive number of devices simultaneously, 5G accelerates the growth of IoT applications, optimizing smart cities, industrial automation, and connected infrastructure.
  3. Entertainment and Media: The entertainment industry will witness a revolution with 5G-powered AR and VR experiences, high-definition streaming, and interactive gaming without lag.
  4. Manufacturing: 5G's low latency and high reliability will enhance automation, enabling smart factories with real-time control over machinery and equipment.
  5. Transportation: Self-driving cars will rely on 5G for instant data exchange between vehicles and infrastructure, ensuring safer and more efficient mobility solutions.


Infrastructure Challenges

Implementing 5G networks comes with infrastructure challenges. Due to its higher frequency bands, 5G requires a denser network of smaller cells. This means deploying more cell towers and base stations to ensure seamless coverage, which can be costly and may face resistance in some areas.


Security and Privacy Concerns

As with any technological advancement, 5G also raises security and privacy concerns. With a vast number of connected devices, the potential attack surface increases, necessitating robust security measures to safeguard data and infrastructure.


The Road Ahead

The full potential of 5G is yet to be realized. As the technology matures, we can expect continuous improvements in speed, coverage, and efficiency. The ongoing development of 6G technology is already on the horizon, promising even more ambitious capabilities.


5G is poised to be a transformative force in the world of technology and communication. Its unprecedented speeds and low latency will open doors to innovations and applications that were once considered mere possibilities. Industries will be redefined, and the way we live, work, and interact will be revolutionized. As 5G deployment continues to expand globally, collaboration among stakeholders—governments, telecom operators, businesses, and consumers—will be essential to ensure a seamless and efficient transition into the era of ultra-fast mobile connectivity.

5G: Unleashing the Power of Ultra-Fast Mobile Connectivity

The Future of AI: Exploring the Latest Breakthroughs and Innovations

Artificial Intelligence (AI) has rapidly transformed from a sci-fi concept to a revolutionary technology that permeates almost every aspect of our lives. As we embark on a new technological era, AI is at the forefront of innovation, promising to reshape industries, solve complex problems, and elevate the human experience to new heights. In this blog, we will delve into the exciting advancements and breakthroughs in AI, its current applications, and its potential to shape our future.


The Rise of AI: From Fiction to Reality

AI, once confined to the realms of science fiction, has become a tangible reality in the 21st century. The journey of AI began with rule-based systems, but it has evolved significantly with the emergence of machine learning and deep learning algorithms. These advancements enable machines to learn from vast amounts of data, recognize patterns, and make intelligent decisions, often surpassing human capabilities.


Machine Learning and Deep Learning

Machine Learning (ML) lies at the heart of AI, enabling machines to learn and improve their performance without explicit programming. From image recognition and natural language processing to recommendation systems, ML has found applications in various domains. Deep Learning, a subset of ML, uses neural networks to achieve even greater accuracy in complex tasks, including speech recognition and autonomous driving.


AI Applications in Industries

AI's transformative potential is evident across diverse industries. In healthcare, AI aids in diagnosing diseases, discovering new drugs, and personalized treatment plans. In finance, AI-powered algorithms optimize trading strategies and detect fraudulent activities. The retail sector benefits from AI-driven demand forecasting and personalized shopping experiences. Transportation is evolving with self-driving cars and efficient route optimization.


Natural Language Processing (NLP)

NLP has witnessed remarkable progress, enabling machines to understand, interpret, and generate human language. Virtual assistants like Siri and Alexa have become our reliable companions, capable of answering questions and performing tasks with increasing accuracy. NLP also plays a significant role in sentiment analysis, chatbots, and language translation services.


Robotics and Automation

AI-driven robotics is transforming industries by automating repetitive tasks, enhancing precision, and improving efficiency. From manufacturing to logistics, robots are working alongside humans, streamlining operations and minimizing errors. In healthcare, robots assist in surgeries and patient care, augmenting the capabilities of medical professionals.


Ethical and Societal Implications

As AI becomes more powerful and widespread, it brings ethical challenges that demand careful consideration. Issues like bias in algorithms, data privacy, and job displacement require ethical guidelines and regulation. Striking a balance between technological progress and societal welfare will be crucial for harnessing AI's potential responsibly.


AI and the Future

Looking ahead, the future of AI holds immense promise. Innovations like quantum computing may unlock new frontiers in AI research, enabling faster computations and tackling even more complex problems. AI's convergence with other technologies like IoT and 5G will create interconnected ecosystems, further enhancing AI capabilities.


The journey of AI from fiction to reality has been nothing short of awe-inspiring. Its transformational impact on industries, society, and daily life is evident, and we are just scratching the surface of its potential. Embracing AI responsibly, with ethical considerations, will pave the way for a brighter, more efficient future. As we navigate this era of AI-driven innovation, collaboration between researchers, businesses, and policymakers will be key to realizing the full benefits of this groundbreaking technology.

The Future of AI: Exploring the Latest Breakthroughs and Innovations

Understanding the Difference Between Computer Science and Information Technology


In the world of technology, the terms "Computer Science" and "Information Technology" are often used interchangeably, leading to confusion about their actual meanings and areas of focus. While both fields are related to computing, they have distinct purposes and career paths. In this blog post, we will delve into the nuances of Computer Science and Information Technology, highlighting their key differences and shedding light on their respective domains.


Computer Science:

Computer Science is a discipline that explores the theoretical foundations of computing and its practical applications. It focuses on the design and development of algorithms, programming languages, and software systems. Here are some key aspects of Computer Science:

  1. Algorithmic Problem-Solving: Computer Science emphasizes the study of algorithms, which are step-by-step procedures for solving computational problems efficiently. It involves designing, analyzing, and optimizing algorithms to achieve desired outcomes.
  2. Software Development: Computer Science covers the principles of software engineering and software development methodologies. It encompasses areas such as coding, debugging, testing, and maintenance of software systems.
  3. Theoretical Foundations: Computer Science delves into the theoretical aspects of computing, including areas like data structures, computational theory, computer architecture, artificial intelligence, and computer graphics.
  4. Academic Research: Computer Science offers opportunities for academic research in various specialized areas, contributing to the advancement of knowledge and the development of new technologies.


Information Technology:

Information Technology focuses on the practical implementation and management of computer systems, networks, and software applications to meet the technological needs of businesses and organizations. Here are some key aspects of Information Technology:

  1. IT Infrastructure: Information Technology professionals are responsible for managing and maintaining computer systems, networks, servers, and databases. They ensure that hardware and software components are functioning optimally and securely.
  2. System Administration: IT professionals handle tasks such as system configuration, installation, troubleshooting, and user support. They ensure the smooth operation of IT infrastructure and manage issues related to hardware, software, and network connectivity.
  3. Software Applications: Information Technology involves the selection, customization, and management of software applications to support business operations. It includes tasks like software installation, upgrades, and user training.
  4. Data Management: Information Technology professionals deal with database management, ensuring the security, integrity, and availability of data. They design, develop, and maintain databases to store and retrieve information efficiently.


While Computer Science and Information Technology share a common foundation in computing, they differ in their focus and areas of expertise. Computer Science emphasizes theoretical concepts, algorithmic problem-solving, and software development, while Information Technology focuses on practical implementation, IT infrastructure management, and software application support. Understanding these distinctions can help individuals choose the right educational path and pursue careers that align with their interests and skills. Both fields play crucial roles in driving technological advancements and meeting the evolving needs of the digital age.

Understanding the Difference Between Computer Science and Information Technology

10 Fascinating Facts About Technology

Technology has been a driving force in shaping the world we live in today. From the first computer mouse to the latest smartphones, technology has evolved significantly over the years. Here are ten fascinating facts about technology that you probably didn't know:


1. The first computer mouse was made of wood

Invented by Douglas Engelbart in 1963, the first computer mouse was called the "X-Y Position Indicator for a Display System." It was made of wood and had only one button.


2. The first smartphone was created in 1992 by IBM

IBM created the first smartphone called "Simon." It could make calls, send faxes, and had a touch screen. However, it wasn't commercially successful.


3. The first website was created in 1991 by Tim Berners-Lee

The first website was hosted on a NeXT computer at CERN and was dedicated to information about the World Wide Web project.


4. The first camera phone was released in 2000 by Sharp

The J-SH04 was the first camera phone and had a 0.1 megapixel camera. Today's smartphones have significantly better cameras, with some models boasting up to 108 megapixels.


5. The first video game was created in 1958

William Higinbotham, a physicist, created the first video game called "Tennis for Two." It was played on an oscilloscope.


6. The first computer virus was created in 1986 by two Pakistani brothers

Basit and Amjad Farooq Alvi created the first computer virus called the "Brain" virus. It infected the boot sector of floppy disks.


7. The first GPS satellite was launched in 1978 by the United States military

The first GPS satellite called "Navstar 1" was launched by the United States military. It was part of a constellation of satellites that allowed for global positioning.


8. The first 1 gigabyte hard drive was created in 1980 by IBM

The first 1 gigabyte hard drive weighed over 500 pounds and was the size of a refrigerator.


9. The first email was sent in 1971 by Ray Tomlinson

Ray Tomlinson, a computer engineer, sent the first email to himself as a test. He used the @ symbol to separate the username from the computer name.


10. The first Apple computer was sold for $666.66

The first Apple computer, called the Apple I, was sold for $666.66. It was sold as a kit that required the user to assemble it themselves.


Today, we use technology in our everyday lives, from our smartphones to our laptops. We may take it for granted, but it's important to remember the pioneers who made it all possible. These ten fascinating facts about technology are just a small glimpse into the world of technology and its evolution over the years.

10 Fascinating Facts About Technology You Probably Didn't Know

7 Fascinating Facts About Bluetooth You Didn't Know - Learn More Now!

Bluetooth is a wireless communication technology that allows devices to transfer data over short distances. Since its introduction in 1994, Bluetooth has become an integral part of our daily lives, connecting devices such as smartphones, laptops, and wireless headphones. In this blog, we'll explore some interesting facts about Bluetooth that you may not know.


The Name "Bluetooth" Comes From a Viking King

The name "Bluetooth" was inspired by Harald Bluetooth, a Viking king who ruled Denmark from 958 to 970 AD. The technology was named after him because he was known for his ability to unite different tribes and countries, much like how Bluetooth technology brings different devices together to communicate.


Bluetooth Was Not Originally Designed for Wireless Headphones

When Bluetooth technology was first developed, it was primarily intended for wireless communication between computers and peripherals such as keyboards and mice. However, in recent years, Bluetooth has become synonymous with wireless headphones, thanks to the popularity of Apple's AirPods and similar products.


Bluetooth Has Multiple Versions

Bluetooth has gone through multiple versions since its introduction. The latest version, Bluetooth 5.2, was released in 2020 and offers faster data transfer speeds, improved battery life, and enhanced security features. Older versions of Bluetooth are still in use, but newer devices tend to use the latest version for maximum performance.


Bluetooth Has a Limited Range

Bluetooth technology is designed for short-range communication, typically up to 30 feet (10 meters). This makes it ideal for connecting devices in close proximity, such as a smartphone and wireless headphones. However, Bluetooth's limited range means it's not suitable for connecting devices that are far apart.


Bluetooth Interference Can Cause Issues

Because Bluetooth operates on the same frequency as some other wireless devices, such as Wi-Fi routers and microwaves, interference can cause issues. This can result in slower data transfer speeds or a weaker connection. However, Bluetooth 5.0 introduced a new technology called "frequency hopping" that helps mitigate interference.


Bluetooth Can Be Used for Indoor Positioning

Bluetooth technology can be used for indoor positioning, allowing devices to determine their location within a building. This is done using a technique called "Bluetooth Low Energy (BLE) beaconing," which involves placing small Bluetooth-enabled devices around a building. This technology can be used for location-based advertising or to help people navigate through a large building.


Bluetooth Can Connect to Multiple Devices Simultaneously

Modern versions of Bluetooth support a feature called "multipoint pairing," which allows a single device to connect to multiple Bluetooth-enabled devices simultaneously. For example, you can connect your smartphone to a pair of wireless headphones and a smartwatch, allowing you to listen to music and receive notifications at the same time.


Bluetooth is a fascinating technology that has revolutionized the way we connect and communicate with our devices. From its Viking-inspired name to its indoor positioning capabilities, Bluetooth continues to evolve and innovate, making it an essential part of our daily lives.

7 Fascinating Facts About Bluetooth You Didn't Know - Learn More Now!

Unlocking the Power of ChatGPT


ChatGPT is a powerful language model that has been trained by OpenAI to process natural language and generate human-like responses to a wide range of prompts. As a user, you can interact with ChatGPT through various applications and platforms, including websites, messaging services, and voice assistants. In this blog post, we'll take a closer look at what ChatGPT is and how you can use it to your advantage.

What is ChatGPT?

ChatGPT is a language model that uses deep learning techniques to generate natural language responses to a wide range of prompts. It is based on the GPT architecture, which stands for "Generative Pre-trained Transformer." Essentially, this means that ChatGPT has been pre-trained on a massive corpus of text data, allowing it to understand the patterns and structures of language and generate responses that are similar to those of a human.


The pre-training process for ChatGPT involves exposing the model to billions of words of text from a variety of sources, including books, websites, and other documents. This helps the model to learn how to identify the relationships between words and to generate coherent and contextually-appropriate responses to prompts.

How can I use ChatGPT?

There are a number of ways that you can use ChatGPT to your advantage, depending on your needs and interests. Here are a few examples:

  1. Chatbots: Many companies are now using ChatGPT-powered chatbots to provide customer service and support to their customers. These chatbots can answer frequently asked questions, provide product recommendations, and even handle transactions.
  2. Content creation: If you need to generate a large amount of content quickly, ChatGPT can be a useful tool. You can provide the model with a prompt, such as a headline or a topic, and it will generate a response that you can then edit and refine.
  3. Language translation: ChatGPT can also be used to translate text from one language to another. By inputting text in one language and providing the model with the appropriate translation prompt, you can generate a translated version of the text.
  4. Personal assistants: Some voice assistants, such as Amazon's Alexa, use ChatGPT to generate responses to users' voice commands. This allows the assistant to provide more natural and contextually-appropriate responses.
  5. Education and research: ChatGPT can be used in a variety of educational and research contexts, such as language modeling and sentiment analysis. Researchers can use the model to generate text samples for analysis or to study the patterns and structures of language.

ChatGPT is a powerful tool that can be used in a variety of contexts, from customer service to language translation to research. As a user, you can interact with ChatGPT through various applications and platforms, making it a flexible and versatile tool. Whether you're looking to streamline your content creation process, improve your customer service, or explore the patterns of language, ChatGPT is a tool that you should definitely consider.

: How to Use this Language Model for Customer Service, Content Creation, and More


We are all familiar with the modern computer keyboards but unfamiliar with each of the symbols on a keyboard. The table below identifies symbols with a description.

Key/symbol
Explanation
~
Tilde.
`
Acute, back quote, grave, grave accent, left quote, open quote, or a push.
!
Exclamation mark, exclamation point, or bang.
@
Ampersat, arobase, asperand, at, or at symbol.
#
Octothorpe, number, pound, sharp, or hash.
%
Percent.
^
Caret or circumflex.
&
Ampersand, epershand, or and symbol.
*
Asterisk, mathematical multiplication symbol, and sometimes referred to as star.
(
Open or left parenthesis.
)
Close or right parenthesis.
-
Hyphen, minus, or dash.
_
Underscore.
+
Plus.
=
Equal.
{
Open brace, squiggly brackets, or curly bracket.
}
Close brace, squiggly brackets, or curly bracket.
[
Open bracket.
]
Closed bracket.
|
Pipe, or, or vertical bar.
\
Backslash or reverse solidus.
/
Forward slash, solidus, virgule, whack, and mathematical division symbol.
:
Colon.
;
Semicolon.
"
Quote, quotation mark, or inverted commas.
'
Apostrophe or single quote.
< 
Less than or angle brackets.
> 
Greater than or angle brackets.
,
Comma.
.
Period, dot or full stop.
?
Question mark.

Few People Know About Name of The Symbols on Computer Keyboard

Change The Comma Separator In Indian Currency Format in Windows



There is simple trick to change currency format from lakhs to million. Means, it is set the currency for Indian rupees. It is better and more permanent solution using the System Regional Settings. To change this follow these steps:

Go to Control panel and select the "Clock, Language, and Region" icon (In Window 7, Select the "Region and Language" icon). Then click on "Region" icon or link if you are using Windows 8/10. Click on "Additional Settings" button.


Set digit grouping to the Indian grouping like below image. Do the same on the Currency Tab and Apply.


That's it. Checkout video here. 👇



Change The Comma Separator In Indian Currency Format in Windows