changing space shrinking world, interactions and flows, nice vid of twitter over 24 hours. note the times of peak messages and the lack of any in china [Submitted by Tim Shepherd]
Mobile phone use has exploded in the last seven years, according to a U.N report.
The number of global subscriptions quadrupled from around 1billion in 2002 to 4.1billion at the end of last year.
The idea of using renewable energy to power cell phone base stations in rural areas is nothing new. The latest variation on this comes from Ericsson and Orange Guinea Conakry which plan to deploy more than 100 solar-powered base stations:
M-PESA is a new Safaricom service enabling money transfer using a mobile phone. Kenya is the first country in the world to use this service, which is offered in partnership between Safaricom and Vodafone.