What is the advantage over SMS/GPRS? I get the feeling they are taking advantage of the fact that these sorts of messages are normally used internally by carriers, so aren't billed.
Correction: Weren't billed prior to this story being published.
What is the advantage over SMS/GPRS? I get the feeling they are taking advantage of the fact that these sorts of messages are normally used internally by carriers, so aren't billed.
Correction: Weren't billed prior to this story being published.