I can't see this duopoly persisting for that much longer. If I say the phrase "don't leave home without it", what is the first thing that comes to mind? I'm gue

I can't see this duopoly persisting for that much longer. If I say the phrase "don't leave home without it", what is the first thing that comes to mind? I'm guessing it runs iOS or Android. In the long run, he who controls phones, controls payments. (Which actually strengthens TFA's case, if you think about it.) Visa and MC execs must know this and be scared shitless.