Do We Have Any Credit Cards in Our Hands?

Do we have people on the earth to day whom we have deliberately enhanced to make them more powerful? We've got people who have tried to enhance themselves, to give themselves things that they didn't have before. Anything that's got like tat just works on a tiny computer chip you can feasibly just implant into your body. But the thing that worries me about that is that you can then be just tracked, and you'r stock, or you'restuck in one bank. I would say, if i could have a smart one that knew what i was trying to do, i e, when i tap it on an oyster terminal, it does the oyster card. When