Most of the smartphone owning population doesn't know or care about VOIP, or Voice Over IP . They get phone calls through their cell provider (not to mention the phone itself), solely over cell tower signals, and that's that. But as some know, there is another dimension to calling, and that is the world of VOIP. VOIP allows a phone or computer user to make and receive phone calls over any medium that can carry IP. This includes not only your 3G/4G data plan, but via a Wi-Fi signal at home, work, or in many public places. It also means that you can make and receive these phone calls without necessarily being tied to a certain company or contract. You can even use your own hardware to host these calls, and connect these calls to the outside world in a variety of ways in an openly-competitive market (in contrast to the world of cell carriers). In short, VOIP is most likely the future of all calling, though the cell carriers will do their damnedest to delay this inevitabil
The personal blog of Scott McGrath: musician, gadget, and car guy.