oh you watched one video about MMA? Here's 10 million things about MMA. Oh you watched a video about the war in ukraine? Here's another 10 million videos about

oh you watched one video about MMA? Here's 10 million things about MMA. Oh you watched a video about the war in ukraine? Here's another 10 million videos about the war in ukraine. When I first studied recommendation algorithms I remember the classic "people who buy hamburgers and hamburger buns also buy ketchup and mustard" sort of things. On youtube its more like people who watch a video about anything are doomed to be recommended further videos about that thing forever, and adjacent 'also watched' related topics aren't really a thing.