Earlier quoted context omitted.
"The best cure for high housing prices are high housing prices." Provided you have the possibility of actually building more (and/or denser) housing at a sufficient rate.
That is not necessary. If prices get so high that no one wants to or can afford to live in SF, then the prices will naturally decline. I'm old enough to be a crusty dot-com boom veteran. Rent prices were about as crazy as they were today, except it was more in the South Bay than SF, so no one appeared to care as much. My 2 br apartment in the South Bay went from $1700/month to $2300/month after the lease was up. We h…
Only if demand goes down or supply goes up. The dotcom bust was an example of demand going down, but I don't see that it had anything to do with the high price of housing.
"Nothing goes up forever."
I don't think you can count on anything going up forever, but I'm not sure I would want to bet too heavily on any particular thing not going up forever - particularly when you consider that something could "go up forever" while having a horizontal asymptote.
Note that I'm not saying nothing else can solve the problem - another decline in tech certainly would - but for it to be the high prices that solve the problem requires those high prices be able to motivate useful behavior.