Comment by deathanatos

> I don't love the idea that a change in housing policy could make people feel trapped in their current home, unable to move.

The needs of the many (would-be homebuyers locked out of the market, renters suffering higher rents) outweigh the needs of the few (homebuyers who did buy recently, and would be underwater, and would have an event to trigger that mattering at all, and whose finances are not orderly enough to survive that).