If you work in mobile, or just want to get up to speed on the industry, where it has come from and the state of play today then I recommend taking a look at these presentations by Bryan Rieger and Brian Fling.

Designing Mobile Experiences

Rethinking the Mobile Web by Yiibu

Mobile 2.0: Design & Develop for the iPhone and Beyond

Going Mobile (2010) by Yiibu

Sowing seeds by yiibu