As with most issues, what does the future have to do with today? Most people don't want to take the risk of a huge hit on their property value today in exchang

As with most issues, what does the future have to do with today? Most people don't want to take the risk of a huge hit on their property value today in exchange for a chance at avoiding crisis some day in the future. Ideally, some other chumps would take a huge hit on their property values for the future, and mine would remain high. I don't actually live in SV, but that sort of thinking is everywhere.