I think you're last statement, in a way, answers your second to last. > You have to show you're better than exchange. > making proprietary groupware suites pr

I think you're last statement, in a way, answers your second to last. > You have to show you're better than exchange. > making proprietary groupware suites practically mandatory for getting work done. It's not proprietary groupware is why it's better than exchange. I'd argue that if you can get the same work done, you're winning.