Why we use GCD in iOS?

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Tags

1. #responsiveness
2. #level
3. #locks
4. #dispatch
5. #managing
6. #deferring
7. #improve
8. #expensive
9. #tasks
10. #computationally
11. #concurrency
12. #operations
13. #grand
14. #background
15. #central
16. #concurrent
17. #threads
18. #easier
19. #model