Comment Re:Because of analphabetism? (Score 1) 33
Audio confirmation is convenient, especially when handling multiple customers at a time. . .
Would it not be trivial to have your phone play an audio track that sounds just like the confirmation? If all they're doing is listening for the confirmation and then moving on, that seems like it would be very easy to scam the merchant.
No. Phone has multiple pings -- WA, SMS, and what not. And it is not loud enough to be functional on the Indian streets. Like I said, this is not Starbucks.