Most services have no switching cost, so it doesn't really matter. Gmail is pretty much the only Google service I can think of that would be a pain, and they'd

Most services have no switching cost, so it doesn't really matter. Gmail is pretty much the only Google service I can think of that would be a pain, and they'd keep Gmail even if it were losing money for a large host of reasons. Oh, also Google Voice. When they bought that they changed my number on me and I basically stopped using it as a result.