For me I got recommended a video “How to pronounce COCK in British English” - and I didn’t actually watch any learning english related video before and never watched any videos on that channel - It was just so weird how it appeared in my recommended…
YouTube appears to just be pushing random videos with almost no views regardless of your interests. I try my best to curate my subscriptions and watch history and I still will get recommendations for “Part 72” of a playthrough of a game that isn’t even a genre I have a history of playing. They’re just pushing garbage at this point.