A few people have approached me to give them the sample code that I demoed at teched, I finally found some spare time this weekend to zip things up and place them here on my blog.
DEV370 Channelling your inner sexiness and other developer tricks for Windows Mobile
Example Alpha Blending (Includes free photo of Loke Uei Tan)
Hope it helps some people.
Disclaimer: All code provided as an example only and is only intended for use a learning tool.