Which will continue to be more of a commentary on the continuing decline and collapse of society, and the ability of people to seamlessly enter delusional states when given only the most superficially convincing data, than it is on the advancements of "AI" :)

People never behave how we are supposed to behave. AI will be way better at behaving properly. The minute AI lovers exist a huge percentage of the population is going to give up on human lovers entirely. No cheating, no fighting, emotionally stable. Proper conflict resolution. Although AI does get weird sometimes.

Fore sure. Replika is already doing pretty well for many people.