And it won't just be the lonely men who are the usual clientele of prostitutes.
As this deals with people's personal lives, No Real Life Examples, Please!
He has twice won the Loebner Prize for programming the most lifelike chat partners.
He has also written many books about computers that play chess.
Presumably they will allow you to lean on them as you explain, gigglingly, that you have to "uh, leave early" with them.
Levy writes: [T]he social and psychological benefits will be enormous.
The trope is named after the book "The Ethical Slut: A practical guide to polyamory, open relationships & other adventures".