I'm glad you are touching on this. For those who want to learn more about the prohibitive cost of housing and why it continues to exist, I recommend this episode of EconTalk in which the host interviews urban economics and housing policy expert, Jenny Schuetz: https://www.econtalk.org/jenny-schuetz-on-land-regulation-an... . CalRobert touches on several key points as to why. The episode goes into even greater detail about them.