Ivo Naepflin is our "official photographer" since lift09, following us across the world to shoot pictures of the conference. He is posting his work under a Creative Common license on Flickr.

It's amazing how empty a room of 900 looks when "only" 450 persons are in it. Next year we really have to do a better job at concentrating participants in the first rows... The laptop power plugs was not enough of an incentive this time ;)