I want three of those that you are drinking.
Good luck!! It will be nice, but unless someone makes money on the process, it will be hard to get people to jump to the idea.
It was someone trying to setup a similar idea, puting a gateway between your broadband and phone line for people on the Intenet to use when you are not home.
it did not work. The system now is working for people to make calls from one phone to another, but not PSTN conection.