Or maybe that should say "Detecting just barcodes and faces." Come find out about the relatively new mobile vision API for Android. We'll cover its capabilities, drawbacks, some alternatives, and do a few demos. Some knowledge about Android is helpful, but is not required.
Sean has more than ten years of web and mobile development experience. Currently he is a software developer at Livefront, focusing on Android development. He also helps out with TC Hack (http://tchacknight.com) with some of the others from Livefront.