Well, that didn't take long. No sooner had the ink dried over T-Mobile's favorite testing entity report that it has America's fastest network, and Verizon counters with its own resident testers from RootMetrics showing the opposite.

You might chalk these habs off to the wonders of free market competition, but the two testing platforms couldn't be more different. While T-Mobile uses the crowdsourced reports of OpenSignal which favor big city downtown congregations, RootMetrics actually drive around the US to measure carrier network performance.

RootMetrics ...