[Spivak]

Well duh because "just make everyone underwater on their mortgage" is a bit of a silly solution that definitely won't have any second order effects.

[hypeatei]

You're not wrong. There are multiple aspects of government involvement that require untangling which includes federally backed mortgages that allow banks to be more lax on loan terms (which is how we got 30 year loans and Trump proposing a 50 year)