Re: "the smartphone will need to install and run a specific scanning app and media player"
"chauffeured to the middle of the forest and left to their own devices to find out that the buffet is taking place in New York and they are in Oregon, five miles from the nearest road, eighty miles from the nearest airport. Bon appetit !"
Anyone advocating installing mystery apps should be chauffeured into the Appalachians and left there, with the sound of approaching banjos...
I mean fairs fair.
Biting the hand that feeds IT
