The way I think about that part (which is valid) is: What would I do if someone tasked me to sit down and try to write a universally applicable tax code that c

The way I think about that part (which is valid) is: What would I do if someone tasked me to sit down and try to write a universally applicable tax code that closed that "loophole" without introducing a bunch of other waste/complexity/cost of compliance? I'd probably wrestle with it a while and then say "screw it; let it go to zero; we're going to recapture it upon sale anyway, so given the projected/hopeful lifespan of the government versus the taxpayer, it doesn't really matter; we'll eventually get our money."