It's a known algorithm/click bait trick to put your face in the thumbnail. Videos with the creator's face is visible get more views than videos with just a voice over. It's created problems for non-white and/or "unattractive" creators because people are assholes. If I remember right, VideoGameDunkey Kong (or whatever his name is) is black and he probably got more views because he hid his ethnicity.
It's as if they're literally programmed to make that face, nothing else
Probably a widespread cultural belief among youtoobers that the algo will promote the most extreme facial expressions.
The algorithm was created by an AI that's only exposure to human faces was a VHS copy of The Mask
It's a known algorithm/click bait trick to put your face in the thumbnail. Videos with the creator's face is visible get more views than videos with just a voice over. It's created problems for non-white and/or "unattractive" creators because people are assholes. If I remember right, VideoGameDunkey Kong (or whatever his name is) is black and he probably got more views because he hid his ethnicity.