http://www.gpsworld.com/survey/the-fccs-decision-lightsquared-high-precision-users-would-be-affected-most-11089?utm_source=GPS&utm_medium=email&utm_campaign=Survey-Scene_02_16_2011&utm_content=the-fccs-decision-lightsquared-high-precision-users-would-be-affected-most-11089