Marc Orchant, one of our favorite blogger, has quit Weblogs Inc. to join ZDnet.

ZDNet have been on a lookout for business and technology bloggers for a while and Marc joins them as a writer for Office Evolution to cover Office applications, productivity, GTD and Mobile Computing.

It's not immediately known who will replace Marc Orchant for the Office and Tablet PC blogs on Weblogs Inc network.

Read: Marc's Official Announcement