No - the fed lowering the rate to 0 caused that.
And you don't think they will do it again? The point is housing is not always a safe investment it does not always just go up there is an increase in risk when using a mortgage you can wind up with no equity upside down very quickly.
Right now Commercial Real estate is in trouble downtown offices are empty everyone is working from home. When commercial landlords can't collect rent they can't pay their leveraged mortgages they lose all their equity and they will just walk away upside down. When the Commerical Real Estate collapses it will take the entire economy with it.
If you put 10% down and the market drops 15% you lose 100% of your equity not 15% leverage goes both ways