What happens in fastboot mode?

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Tags

1. #alternative
2. #devices
3. #which
4. #software
5. #device
6. #small
7. #developer
8. #updates
9. #fastboot
10. #flash
11. #update
12. #comes
13. #recovery
14. #android
15. #system
16. #installations
17. #partitions
18. #protocol
19. #doing