No, but then again I don't spend my life researching everything that is available. I know that when I've used Viber or WhatsApp or FaceTime when travelling whoever I've phoned (or been phoned by) seems to know its me and vice versa? Is that what you mean?
I'm not sure what your point is though - are you implying this is the compelling problem that will make end users want to spend their money?
NOR Price at posting:
4.9¢ Sentiment: Hold Disclosure: Not Held
