But then he chooses the second most unreliable route? I think this approach is neat and novel, but ultimately I don't believe they've solved their problems. Y

But then he chooses the second most unreliable route? I think this approach is neat and novel, but ultimately I don't believe they've solved their problems. YAPS/SMSClient with a good gateway SMS provider, if the SMS is that critical. I don't understand why email only is a failure, assuming they have push email to their phone (and if you don't, well why not?)