Sounds familiar, my post from 7 months ago: "I would love to see someone look deep into Twitch recommendation system - last time I tested the thing they call "

Sounds familiar, my post from 7 months ago: "I would love to see someone look deep into Twitch recommendation system - last time I tested the thing they call "Feedback" is a rolling buffer and wont let you exclude more than ~100 things, adding more simply removed oldest entries and starts spamming you with things you already excluded in the past. This looked like performance optimization (less things to track per user)."