If there’s that many excess wasteoids I’d prefer euthanasia for them. Seriously, they are expensive parasites. If there was a rat epidemic spreading plague I’m sure we’d try to get rid of them outright. Well, these days there’d probably be leftwingers saying give them obamacare and housing instead.
That's what the German socialists in WWII came up with. America hasn't run out of other people's money yet and can afford the human pets for now, at least until they get old and need healthcare at tax payers expense. But when pets become too much trouble or expense they get put to sleep. There are pluses and minuses to the pet lifestyle.