Is cleaning registry necessary?

Related questions

1. What is the use of MSConfig and Regedit?
2. Is it safe to clean registry?
3. Is registry cleaner safe?
4. What does Hkey_local_machine mean?
5. Where is Hklm stored?
6. Does CCleaner actually work?
7. What does Hkey_classes_root mean?
8. What does regedit exe do?
9. What does Hkey stand for?
10. Where is Regedit located?

Tags

1. #built
2. #microsoft
3. #waste
4. #windows
5. #essentially
6. #designed
7. #cleaner
8. #potential
9. #registry
10. #probably
11. #cleaning
12. #errors
13. #causing
14. #running
15. #problems
16. #computer
17. #would