A cell tower at every traffic light, AKA relay routers, is exactly how they plan to get around Shannon's. LTE is still vaporware, but other upcoming wireless standards, for example 802.11n, circumvent the Shannon's Law limitation.
Uverse is cheaper than wireless? Kind of funny since dslreports has a story Friday about AT&T testing WiFi for U-verse installs. Even AT&T realizes there comes a point where wireless is cheaper than running Uverse wires.