OneisMicrosoft's WindowsLivegroup, whilethe other is a rather secretive group headed byformerMac unit head RozHo--a group thatalsoincludes the teamMicrosoft acquired when it boughtDanger.
Interestingly, CNET is reporting that RozHo -- the exec who masterminded Kin under the codename "Pink" following Microsoft's acquisition of Danger -- will "oversee" her team's move over to Windows Phone 7 before taking a to-be-determined role elsewhere in the company.