AT&T Mobility's (NYSE:T) decision to move to usage-based pricing for mobile broadband has sparked a great deal of discussion and criticism around the wireless industry. It also could push smartphone owners (via WiFi) to stream more video and access more data over the wired, uncapped broadband networks of cable operators. However, Time Warner Cable CEO Glenn Britt said it's clear that the cable industry too will move toward usage-based pricing. Article (sub. req.)