This handily refutes the Noah Smith (et al.) assertion that things are great, rent is not too damn high, and all the other easily-disproven mendacities economists like to trot out against all evidence. This simple fact is that nearly no one moves back home if they can afford to do anything else.
But evidence matters to almost no one. Iโve spent half my life realizing that over and over again, and then being saddened by the realization.