Remember how it used to be that we had to worry about whether we had a Verizon or AT&T iPhone? And that the AT&T iPhone was the one that you can use abroad? While the Verizon one was just for America? Wasn't that weird? Now we don't have to worry about that. Because when we moved to 4G, the world chose a single global wireless standard: LTE. After the bruising battles of 3G, 4G LTE's dominance came far more smoothly. In this video, we look at how 4G LTE won the wireless world.