10 things you didn't know about computers.

Computers are fascinating machines that most of us use on a daily basis, but there’s a lot about them that we don’t know. Here are 10 things you probably didn’t know about the computers you use every day. #10Things

1. The first computers were massive

The first computers were room-sized machines that used vacuum tubes and weighed tens of tons. They were incredibly expensive to build and maintain, and were only used for large-scale applications like military data processing.

2. The first personal computer was the size of a briefcase

The first personal computer, the Altair 8800, was released in 1975. It was the size of a large briefcase and used a then-new technology called the microprocessor.

3. The first laptop was released in 1982

The world’s first laptop computer was the GRiD Compass 1100, released in 1982. It weighed 4.5 kg (10 lbs) and cost $8,150 (equivalent to about $21,000 today).

4. The first Apple computer was hand-built by Steve Wozniak

Steve Wozniak designed the Apple I computer in 1976. He hand-built about 200 units himself, with the help of his friend Steve Jobs. The Apple I was later succeeded by the Apple II, one of the first mass-produced personal computers.

5. The first IBM PC was released in 1981

The IBM PC, released in 1981, was one of the most influential computers of all time. It was based on the open-architecture design of the Apple II, and quickly became the industry standard. More than 100 million IBM PCs were sold in its 15-year production run.

6. The first website was created in 1991

The first website was created by Tim Berners-Lee in 1991. It was a simple page of text with links to other pages of text. Today, there are over 1 billion websites on the internet.

7. The first email was sent in 1971

The first email was sent by Ray Tomlinson in 1971. He used the @ symbol to separate the user name from the domain name in an email address, and this is still used today. Email has since become one of the most important applications on the internet.

8. The first Google search was for “Mosaic”

Google was founded in 1998 by Sergey Brin and Larry Page. The first Google search was for the word “Mosaic”, which was the name of the web browser at the time. Today, Google is the most popular search engine in the world, handling over 3 billion searches per day.

9. The first iPhone was released in 2007

The iPhone is a line of smartphones designed and marketed by Apple Inc. The first iPhone was released on June 29, 2007 and revolutionized the smartphone industry. It introduced features such as a multi-touch touchscreen interface and Apple’s iOS operating system. More than 1 billion iPhones have been sold since its release.

10. The average person spends 10 hours per day using electronic devices

A study by Nielson Company found that the average person spends 10 hours per day using electronic devices such as computers, smartphones, and tablets. This is equivalent to about one-third of our waking hours!