Do You Use Mobile VoIP?

I'd also love to hear from people who are using VoIP applications on their mobile phones. Could you please e-mail me at olga_kharif@businessweek.com? I'd love to hear about your experience with the application.

Voice over Internet Protocol (VOIP) technology has been a thorn in the side of landline carriers for years now. Verizon, AT&T and others have lost millions of their traditional landline subscribers to VoIP providers like Comcast. Could this same migration happen in mobile?

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