Banks globally have been printing money and continued to jack up asset prices in a decade-long low interest rate environment. This benefits the rich the most who own the most assets.
While the common people signed their entire productive lives away by bidding up overpriced homes, it was already hard to pay back at low interest rates. Have we reached the point where a painful controlled collapse is due, to accelerate modern debt slavery, justify universal basic income, while the state and riches will buy up the remaining properties at fire sale prices.
This will complete you own nothing and be happy and solidify another 100 years of class divides.
I think the collapse has been coming for about 5 years already, but it was postponed by covid, where they just pumped more cash in to convert into ownership for the wealthy. It will catch up now though....