They've been testing in snow markets in winter at least occasionally for many years. It makes sense to start with easier markets to a certain extent...though S

They've been testing in snow markets in winter at least occasionally for many years. It makes sense to start with easier markets to a certain extent...though SF is definitely not an easy market in terms of urban design/clutter. It would've been way easier for them to follow up Phoenix with Vegas. If they can handle SF, then aside from weather they can probably handle just about any other city in the US.