[rstoyguy]

I'm just passing on what I read from a good source...

Originally Posted by Da_G

Branches of WM Development: Here is what all these different version numbers relate to, and a summary of their features.
212xx = AKU1, all builds leading up to and including WM 6.5
213xx = MOT motorola
214xx = ???
215xx = SAM samsung
216xx = HTC htc
217xx = COM1, continuing dev of 6.5.0.1 - 6.5.0.40
218xx = COM2, continuing dev of 6.5.0.50
219xx = MD, feature test branch, pretty much dead now. (unstable features are added here, this tree is based on COM1, so older base OS code, but the UI/UX code is newer)
22xxx = SEMC sony ericsson
*230xx = COM3, continuing development
*234xx = COM4, appears to be abandoned.
*235xx = COM5, more GUI changes here. New Outlook Interface.
*236xx = LG Electronics Branch
*24xxx = Possible HTC branch
*25xxx = SEMC - Sony Ericsson
*280xx, 282xx = WMD. This is a continuation of com3 from 23090. Most of the changes appear to be with IE
231xx has threaded email
235xx has threaded email
236xx has threaded email.