Sorry for the 0.3% viewers who are going to watch this and see these thumbnail https://youtu.be/nSx-BleOe-s Test subject need to see all these single frame of expression. Nb: sometimes it look weird......pic.twitter.com/eiHm79zDak
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insight on this 0.3% test
1) YouTube thumbnail generator will become smart (bye bye ridiculous frame.)
2) if it become smart, sometimes it can reduce clickbait but it all depend on their usage of these collected data.
Only problem @TeamYouTube didn't ask for permission