It's super expensive -- IIRC, Lava Mae was quoting $1 million to convert one bus into a bathroom and run it for a year. That said, getting approvals in SF to bu

It's super expensive -- IIRC, Lava Mae was quoting $1 million to convert one bus into a bathroom and run it for a year. That said, getting approvals in SF to build a permanent facility is non-trivial and expensive in its own right, and it would only serve homeless in the immediate area (one of the features of Lava Mae's approach is that they put the truck in different parts of the city on different days of the week).