Hi, first things first, thanks so much to the organizers & sponsors of the Mobilitydays event (www.mobilitydays.com) for celebrating such great and interesting event.
Second, as promised, here are the slides & demos with full code.
First, the slides:
Developing WP7 Applications with Silverlight – http://www.slideshare.net/joslat/md2010-jlwp7sldev
Developing WP7 Games with Silverlight – http://www.slideshare.net/joslat/md2010-jlwp7slgamedev
And do not forget to check the demos, all together in a single compressed file for your ease.
Thanks & Have fun!!