The Cricket carrier is small, but could have spectrum AT&T needs
Launched in January, newer RIM phones offer Department of Defense personnel access to NFC and other features
Isis set for launch in Salt Lake City, Austin this summer
New marketing officer left Lightsquared LTE venture
AT&T's access to 30,000 Wi-Fi hotspots is proprietary
But buyers still want choices; screen for the iPhone 5 may also be larger
Software is needed to protect data like DRM for music
Alternatives to iPhone seen as giving AT&T and Verizon leverage with Apple
Timing might give RIM a chance to set a better course
