1. Over 50% of the world's population is online, and the number of internet users has grown from just 413 million in 2000 to over 4.7 billion in 2021.
2. The first-ever email was sent in 1971 by computer engineer Ray Tomlinson, and it simply read "QWERTYUIOP".
3. The world's first website was published in 1991 by British computer scientist Tim Berners-Lee, and it was dedicated to providing information about the World Wide Web.
4. There are more mobile phones than toothbrushes in the world, with over 5 billion mobile phone users worldwide.
5. The first mobile phone call was made in 1973 by Motorola engineer Martin Cooper, and he famously called a rival engineer at AT&T to gloat about his new invention.
6. The first smartphone was introduced in 1992 by IBM, but it was not widely adopted until the release of the iPhone in 2007.
7. Over 3 billion people use social media, with Facebook being the most popular platform with over 2 billion active users.
8. Instagram's first photo was posted on July 16, 2010, by co-founder Kevin Systrom, and it featured a picture of a dog and a foot.
9. The world's first webcam was created in 1991 by computer scientists at the University of Cambridge, and it was used to monitor a coffee pot in the computer lab.
10. The first-ever text message was sent in 1992, and it simply read "Merry Christmas".
11. The first-ever YouTube video was uploaded on April 23, 2005, and it was titled "Me at the zoo".
12. The first-ever emoji was created in 1999 by Japanese designer Shigetaka Kurita, and it was inspired by weather forecasts.
13. The first-ever website domain was registered on March 15, 1985, and it was symbolics.com.
14. The first-ever computer virus was created in 1971 by computer programmer Bob Thomas, and it was called the "Creeper Virus".
15. The world's first 1TB hard drive was introduced in 2007 by Hitachi, and it cost over $1,000 at the time.
16. The first-ever computer mouse was invented in 1964 by Douglas Engelbart, and it was made of wood.
17. The first-ever search engine was created in 1990 by McGill University student Alan Emtage, and it was called Archie.
18. The first-ever online purchase was made in 1994, and it was a pepperoni pizza from Pizza Hut.
19. The world's first website was taken down on August 6, 1991, due to technical difficulties.
20. The first-ever mobile app was created in 1993, and it was called "Angry Birds".
21. The world's first smartphone with a built-in camera was the Kyocera VP-210, released in Japan in 1999.
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