Change your name? No thanks, Google.
Google's CEO Eric Schmidt has told the Wall Street Journal that he thinks young people might someday have to be given the option to change their names as they reach adulthood, just to let them escape the digital trail that recorded their youthful indiscretions. Interesting, coming from a guy whose personal website lists his e-mail address at Yahoo (a rival to Google).
Text messages to tell farmers when to apply fertilizer
Sounds silly in the US, where GPS drives some tractors. But it's a great tool for people in the developing world.