Reading between the lines, it's simply the author projecting. He has a theory that "attention, validation and connection" and important human needs and he looks

Reading between the lines, it's simply the author projecting. He has a theory that "attention, validation and connection" and important human needs and he looks at the creator with lots of followers and goes "well he sure is getting his human needs met". There's no evidence that dancing guy is doing so to satisfy his craving for attention. Maybe he just finds it fun.