I was asked recently by a German agency to give an introduction to location-based services. This is what I went with (sorry, no English version). As I presented, mostly using a flip-chart, this deck has some rather ugly scribblings in it. I apologize.

A week that prominently featured outcry over how web services handle our data, a Q&A with Foursquare founder Dennis Crowley and some thoughts on the Death of the Cyberflâneur.