Why do you hear this silent GIF?

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Tags

1. #interference
2. #processing
3. #people
4. #study
5. #brain
6. #sight
7. #skipping
8. #famous
9. #suggested
10. #caused
11. #responsible
12. #animation
13. #effect
14. #discovered
15. #sound
16. #pylon
17. #scientists
18. #remarkable
19. #visual
20. #silent
21. #phenomenon
22. #images
23. #areas
24. #synaesthesia
25. #between