Here are slides for two of the approximately 871 talks that Romain Guy and I gave at Devoxx last month (and again at the SF Android User Group meeting a couple of days ago).
Videos of all of the Devoxx sessions are already posted on the excellent Parleys site for a small subscription fee, and should be made freely available sometime in the next few months. You probably want to check out those videos for the complete details. But in case you were at the talks, are sick of listening to us speak, or simply want to peruse the slideware, here you go...