The

future comes to you in the way we’ve never imagined. It’s all about the

way we talk, walk, live, and etc., those data spread in the corner we

neglected. Then the technology takes in, suddenly we all entered into

the era of massive passive data collection.

Nicholas

Christakis- a Harvard professor, in his speech of TED showed how the

social networks could be utilized to early warn the epidemic, to notify

the traffic jam, to immunize in an efficient way and the like. Social

network technique is a powerful weapon to make a world a better place,

and vice versa.

To view the ingenious and fascinating speech, just a click to the hyperlink below：