Most businesses aren't in SF, most startups aren't even in SF. Yes, I know you think you guys are the center of the world. But there is a reason call centers are in lower income areas and its not because people are just getting around to decentralized support centers.
Amazon has been doing this for.. nearly a decade already? Other companies do this in the Philippines. It has nothing to do with justifying an employee, it has everything to with justifying hiring 3-4 employees (or even 10) rather than one service who is just going to be a glorified answering service.