What is a Bitcoin fork for dummies?

Related questions

1. What is a public key in Bitcoin?
2. What is a Coinbase or generation transaction?
3. Is Bitcoin and Bitcoin cash the same?
4. How is Ripple different from Bitcoin?
5. What does Bitcoin cash hard Fork mean?
6. What is ethereum vs Bitcoin?
7. What is a soft fork?
8. What is a Bitcoin cash hard fork?
9. How many Bitcoins can ever be created?
10. Is Zcash a fork of Bitcoin?

Tags

1. #initially
2. #download
3. #computer
4. #making
5. #large
6. #spamming
7. #local
8. #limit
9. #temporary
10. #network
11. #blocks
12. #added
13. #malicious
14. #bitcoin
15. #users
16. #prevent
17. #blockchain
18. #measure
19. #arbitrarily
20. #satoshi
21. #dummies