Push to Talk demand may be less than expected…

Just as Nextel and two other carriers expand their services for the cell phone walkie-talkie feature, a new study predicts turbulent times for the technology. [CNET News.com]

The survey comes just a few weeks before Verizon Wireless is expected to launch the first of three new services that are similar to Nextel Communications’ DirectConnect and aimed at business clientele. Nextel so far is the only carrier to offer such a service.

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