‘Better than a real man’: young Chinese women turn to AI boyfriends::Twenty-five-year-old Chinese office worker Tufei says her boyfriend has everything she could ask for in a romantic partner: he’s kind, empathetic, and sometimes they talk for hours.
The simple explanation I’ve heard is that the uncanny valley protects us from diseases etc. by making us stay away from very sick or dead people. A bloated corpse is still human, so you need some part of your head to say “stay away from that thing”.