If you want to use rent control as a means to ensure individuals of various levels of wealth intermingle… then there is a conversation to be had. But it completely fails to make housing more affordable overall.
Everything else is just nonsensical hand-waving people use in an attempt to justify why various schemes they favor are not working yet again.
Did you use your squat rack in the last 24 hours?
No: Go do some lifting.
(That's a sure fire way to lift my spirits.)