Hidden dangers behind smartphone social networking apps.. no matter where you live | Mobile IT | Scoop.it
Smartphones have become ubiquitous on urban streets and subways throughout China, though the sight of a tech-savvy young commuter pulling out their phone and shaking it to find nearby contacts can seem strange to the uninitiated.


New applications allow users to track or find new contacts, with an array of unusual techniques at their disposal - functions such as "message in a bottle" allow users to send a message out into the world, which may or may not wash up on a stranger's phone.