YT also removes millions of likes/views, for example on K-pop videos which are fake-streamed by their "armies" of fans.

There are tutorials on the net on how to "ethically", "honestly" increase view counts on your favourite band, with stuff like no more than 1 watch every 20 minutes:

https://twitter.com/bstwings_views/status/129646245602223718...

So it's not easy to tell what's going on here, they could be inauthentic dislikes.