>>37978029Affection. The same reason why persons have cats and dogs in their house while most of them serve no real useful purpose.
In the vast possibilities, there's always a chance a pokemon finds the endevours to be angsty amusing or cute.
>"Awww, he's putting that face again. Look at the camera and let me record this for Poketube!">"Who's such a pretty face? Yes, you're. Yes, you'reAnd other cheesy stuff.