Bluetooth chips, too sluggish and short-range for high-speed data (where Wi-Fi rules), are ideal for phone calls and tunes because they drain the battery far more slowly than Wi-Fi.

FORBES: The Next iPod Color? Bluetooth

In response to consumer concerns about caps on heavy data users, Comcast is revising its rules for high-speed Internet subscribers.

FORBES: Comcast Revising Rules On High-Speed Data Service

But carriers that are burdened with heavy rules won't invest at the high level needed to spread high-speed broadband everywhere it needs to go.

FORBES