What is Twitter and how does it work?

Related questions

1. Does FB own twitter?
2. Is Instagram bigger than Twitter?
3. Can you text twitter?
4. How dangerous is twitter?
5. Is twitter or Facebook more popular?
6. Does FB own Snapchat?
7. What is twitter confirmation code?
8. Why did twitter block my account?
9. Are hashtags important on twitter?
10. Is Twitter better than Instagram?

Tags

1. #anyone
2. #people
3. #twitter
4. #communicate
5. #social
6. #tweeting
7. #short
8. #interesting
9. #called
10. #follows
11. #messages
12. #useful
13. #posting
14. #where
15. #audience
16. #networking
17. #someone
18. #tweets
19. #online