Simple wallet hack uses magnetic alarms to stave off pickpockets

We just wrapped up our tour of duty at MWC dodging the notorious pickpockets in Barcelona, so perhaps that's why we're particularly intrigued by Cabel Kraft's anti-snatch wallet hack over at Hackaday.



via Pocket http://www.engadget.com/2013/03/09/wallet-hack-prevents-pickpockets/