Why do we need executor framework?

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Tags

1. #implement
2. #execution
3. #interface
4. #result
5. #instantiation
6. #consumer
7. #handle
8. #their
9. #separates
10. #executor
11. #helps
12. #threads
13. #produce
14. #creation
15. #separating
16. #framework
17. #runnable
18. #necessary