Here are some useful links to things I recently found:
Single most important file in the Windows Mobile 6.5 Widget – The Manifest file, great article:
http://windowsteamblog.com/blogs/windowsphone/archive/2009/08/12/widget-anatomy-the-manifest.aspx
Control Toolkit of Interest to iPhone developers looking to port their apps to Windows Mobile Marketplace:
http://fluid.codeplex.com/
Speaking of iPhone ports, here is a great article:
http://msdn.microsoft.com/en-us/library/ee355030.aspx
Another interesting CodePlex project is showing use of .NET CF in a great tutorial app controlling the camera:
http://winmocamera.codeplex.com/
Also, get ready to for Mobile Camps:
WinMoDevCamp - Windows Mobile Developer Camp
Wednesday, August 19, 2009 from 8:00 AM - 6:00 PM (PT)
Redmond, WA
http://winmodevcamp-seattle.eventbrite.com/?ref=twittershare
Breaking News!: Might as well start keeping weekends in early December clear for Windows Mobile DevCamp Tampa, FL. You will want to be there! Rumors? Questions? -> @NikitaP
Happy Mobile Coding!