Executives and industry analysts say it has become more important than ever to understand the psyche of consumers and why they pick one phone over another.

Like to talk? A lot? Cell-phone carriers are betting some people do and that they want the luxury of not wondering how much it will cost.

SANTA ANA — Like to talk? A lot? Cell-phone carriers are betting some people do and that they want the luxury of not wondering how much it will cost. Last week, Verizon Wireless announced an unlimited voice plan, and AT&T Wireless and T-Mobile followed suit hours later.

While gearing up for the upcoming season of Dancing With The Stars, Miami Dolphins defensive end Jason Taylor spent a few hours learning from the show's reigning champion, IndyCar driver Helio Castroneves.

Like to talk? A lot? Cell-phone carriers are betting that some people do, and that those people also want the luxury of not wondering how much that will cost.