#WIRELESS: "Social Net Saves Fuel With Smartphone"

Crowd-sourcing the state of traffic-lights from dash-mounted smartphones enables smart social networkers to keep cars rolling through green lights, thus cutting fuel consumption by up to 20 percent.



Smarter social networking apps could actually save you money on fuel, according to the Massachusetts Institute of Technology and Princeton University, which recently demonstrated its SignalGuru app. The app watches for red lights and then alerts friends in cars behind the driver to adjust their speed to avoid it.

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