Microsoft’s Office Web Apps now have real-time editing. Co-authors will now be shown in the document alongside other users currently editing a document. Real-time editing will indicate where a co-author is working on the document allowing for ideas to be developed without conflicts in editing.
http://www.youtube.com/watch?v=FtwDV_ShXJ8
Users will also be able to sync the online document with the desktop Office application. Features added to the online application include find and replace, header/footer support, styles and formatting for tables. A picture crop tool has been added to the PowerPoint Web App with new features for Excel Web App including sheet reordering and status bar aggregates.
