why does anyone pay with a mobile device? That really doesn't make a whole lot of sense to me. You can avoid being tracked by paying with cash. Do you know w

why does anyone pay with a mobile device? That really doesn't make a whole lot of sense to me. You can avoid being tracked by paying with cash. Do you know why I don't fly on airplanes? It's not for the usual reason that one is afraid, such as not understanding how wings generate lift. It's because today's passenger jets are generally computerized. Not so much because I fear computers, but because I fear computer programmers.