San Francisco is a relatively tiny place — famously just 49 square miles — but now its residents will have the whole city at their fingertips even more so than ever. TaskRabbit, the online marketplace ...

I like stuff, but sometimes I don’t want to go get it. That’s my big existential crisis. How much do I want a Reuben sandwich from the deli down the street? Enough to get dressed, load up my kid, put ...