The light rail is way too infrequent, and the worst part is that it doesn't sync up with Caltrain. Why does the light rail not get to Mountain View ~5 minutes

The light rail is way too infrequent, and the worst part is that it doesn't sync up with Caltrain. Why does the light rail not get to Mountain View ~5 minutes before the CalTrain to SF instead of ~30 minutes? The delay is maddening, just synchronize them! It's even worse at night on the way back.