[PaulHoule]

I'll argue that TikTok's structure which offers you one video at a time gives you much more useful information than YouTube's interface, which looks like

https://www.threads.net/@mikeynerd/post/DB7DS7LzsVU

TikTok gets a definite thumbs up or thumbs down for every video it shows you whereas if you click on one particular sidebar video YouTube can make no conclusion about how you felt about the other videos in the sidebar. The recommendation literature talks about "negative sampling" to overcome this, I never could really believe in it, I think now it doesn't really work.

I built a system like that and found that, paradoxically, you have to make it blend in a good amount of content that it doesn't think you'd like for it to be able to calibrate itself.