BART around the bay wouldn't actually address the problems that the shuttles do, though. If BART had been built in San Mateo County, it would have followed the

BART around the bay wouldn't actually address the problems that the shuttles do, though. If BART had been built in San Mateo County, it would have followed the Caltrain right of way, which isn't anywhere near companies like Google and Apple. For companies that are actually centrally located in the peninsula cities, there is Caltrain.