What do you get when you combine Voice over Internet telephony, Wi-Fi wireless access and mobile phones?
Aside from an acronym-induced headache, you get yet another new telephone technology with the potential to shake an industry already whipsawed by tectonic change.
That may sound a tad dramatic, especially coming from a business known for tall predictions. Skeptics say it remains entirely unclear how and when VoIP, or Voice-over-Internet-Protocol phone service, will intertwine with mobile phones and wireless Internet access -- or whether any part of the business will suffer as a result.
