Neither of them has any (significant) rent control, definitely abolute 0 for young and able, and people have rental agreements which run easily decade(s).
Ie in France its the opposite - owners are properly scared of long term rentals, since rentees can trivially just stop paying and it will take you 6+ month of courts to have an attempt on evicion. They can trash the place and no real recourse. Not empty threat neither, everybody knows such a case personally. Thus everybody -> airbnbs. Blame the system if you grok the situation, french one is one of the worst in the west.
The cost of houses in my area went up $100k less than 2 years after I bought my house. The cost of food where I doubled in less than 20 years. Rent went up $1000.
Sorry that people wanting "affordable housing" is an insult to you. I'm sure when the Neo-Maoists promise to massacre landlords, the masses of rentcells out there are surely going to take your sob story seriously and choose to live in good American style "practically slavery" and choose not to join them. Surely they think your comment comes across as empathetic and understanding, not callous and dismissive.
There are whole highly developed countries (higher than US for example in terms of personal freedom, ie Switzerland) who simply don't have home ownership as something usual and folks focus on actual quality aspects of living. Populations are consistently among the happiest (and healthiest) in the world.
Correlation != causation but maybe not joining property rat race (which was always the case, just tools were few and apart for most) has some significant benefits. And if its just about safe investing then we moved topic completely elsewhere, back to good ol' universal greed.