How long has PewDiePie done YouTube?

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Tags

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2. #boasted
3. #personality
4. #pretty
5. #digital
6. #streaming
7. #swedish
8. #felix
9. #kjellberg
10. #other
11. #youtube
12. #knows
13. #change
14. #pewdiepie
15. #video
16. #years
17. #million
18. #channel
19. #could
20. #subscribers