I think what you will find is a large increase in business users. Many of my friends are using Skype for international calls for their business - the same peopl

I think what you will find is a large increase in business users. Many of my friends are using Skype for international calls for their business - the same people who are seemingly locked into using MS Outlook. I use Google Apps myself. There is a strong small business contingent stuck on Outlook though, and if MS integrates with that, they should have no problem selling lots and lots of paid, higher quality business use minutes.