Google stretches it's cloud down to the desktop. The history alone is probably worth the effort. Steve.
Google Cloud Connect for Microsoft Office – Google Apps: "Simultaneous editing for Word, PowerPoint and Excel files, no document or paragraph locking
Google Docs sharing URLs for each Microsoft Office file
Revision history for Microsoft Office files, stored in Google Docs
Offline editing with smart synchronization of offline changes
No Microsoft Office upgrade or SharePoint® deployment required"
Google Docs sharing URLs for each Microsoft Office file
Revision history for Microsoft Office files, stored in Google Docs
Offline editing with smart synchronization of offline changes
No Microsoft Office upgrade or SharePoint® deployment required"