Wrong, sorry. The construction costs have exploded in recent years for a number of reasons, not least of which is a constraint on construction supplies. This problem actually exists in more places than SF, and it will have varying levels of contributing factors depending on where you are, but as much as the internet loves to cry NIMBY, it’s simply not the primary factor here.

You may need a permit to build, but it’s not nearly as impossible as Reddit would have you think.