We have shifted to an economy that increasingly favors rent seeking in every field and land is quintessentially that. Even without that trend, land reform meets enormous resistance under any circumstances but given that shift, even more so now.
Note that we know people will endure housing conditions seen everywhere at all time up until the 20th century, and unless the people hurt[1] by this do something remarkably effective, that state of affairs is guaranteed to return: there is no invisible hand guaranteeing even one family per room let alone per unit.
[1] disproportionately wage earners and the young but also all paying rent and mortgage interest.