But the non-techies often ask questions like, "Why does my cousin have LTE but I don't."
Yes they do
Yep - prompted for the subsidy code immediately.
These new maps still don't distinguish between 3G, 4G, and LTE until you click in an area. The distinction is still only between areas with GPRS/EDGE and areas with 3G-or-higher service. US 412...
20.1.1 gives you better reception in some places and free hotspot