Yesterday the second iteration of the iPhone appeared. Much anticipated and even with the hype not a disappointment. The iPhone and the soon to arrive Google Android are opening up a new wave of geo-rooted software.

Google Maps/Google Earth is helping a lot of this innovation and it is extraordinary how much can be done with the resource. Gutenberg would have been amazed that there is now a buildings-in-Google-earth typeface. One could even write a poem with it. A greetings message will illustrate the potential: