Things like the soundproofing regulation you are advocating for are written in blood? And there is no example of oversupply not leading to price drops in resid

Things like the soundproofing regulation you are advocating for are written in blood? And there is no example of oversupply not leading to price drops in residential construction. See every existing city with population declines as an example, or what happens in areas with growth when the increase in housing units exceeds household growth.