
By Gigaom
The implementation of Facebook’s voice features are straightforward yet unique: You make a call by tapping a name, not a number, a username, or any other type of identifier. You’re calling a social connection. That in itself is not shocking, but Facebook can go even further. Its database already contains the phone number of tens of millions of people. (For fun, just type a friend’s phone number in the Facebook search bar, and you’ll likely see their profile pop up instantly.)
This means it could offer streamlined interoperability with existing phone networks in a way