Microsoft isn’t sharing specifics, but according to new information on its Professional Developers Conference (PDC) blog, the company is definitely planning to distribute in late October a pre-beta build of Windows 7 to attendees.

At this year’s PDC, keynote attendees will be among the first to receive the pre-beta build of Windows 7.  Additionally, attendees will have the opportunity to attend 21 different sessions that drill down into the details of developing for Windows 7.