Windows Phone 7 “Mango Update” will add Facebook chat and Office 365 Integration
A few juicy details of the upcoming mango update have been seen. That include Facebook Chat and Office 365 (plus SkyDrive and SharePoint), a new games hub with Xbox Live integration (new “Automatic Sync” ). This is still unconfirmed news, but considering the showcase of the update at the Dev Conf. earlier looks like this is highly likely.