And having good jobs but not being able to afford down payment. So instead of mortgage, rent the suburbs and someone else takes the equity upside/downside.

It does seem to test sone of the theses about high rates of home ownership leading to better schools and better kept up homes etc. Nothing like planting roots and buying a home to ramp up willingness to donate to or invest in the community — but presumably renters of suburbs will be less “rooted” and more subject to wanting to climb to a pricier neighborhood or be priced out if rents increase.