@msh Nope, you're right, SF doesn't have anything on Toronto or Vancouver and the Asian food is especially not as strong. However, part of the reason is again, zoning.
Most of the best immigrant food IS in the 'burbs and the stuff that is in SF is pretty much equivalent to ossified zone 1 central london restaurant food scenes (tho also not as good on that front).
I mainly eat Mexican and South Indian and various Chinese cuisines out here.
SF's most popular dishes / restaurants are the worst