Two interesting things in the open mapping space since the talk was published are TileMill: http://mapbox.com/tilemill/ http://mapbox.com/tilemill/ And Justin

Two interesting things in the open mapping space since the talk was published are TileMill: http://mapbox.com/tilemill/ http://mapbox.com/tilemill/ And Justin O'Bierne had some great blog posts on why Google Maps work so well from a usability perspective: http://web.archive.org/web/20110130154705/http://www.41latitude.com/post/2072504768/google-maps-label-readability http://web.archive.org/web/20110130154705/http://www.41latit... Sadly, he's taken down all of his posts.