That would be a serious magic trick, as that's the explanation given to the rubes. Some sort of auto-shuffling machine with some computer vision to match the s

That would be a serious magic trick, as that's the explanation given to the rubes. Some sort of auto-shuffling machine with some computer vision to match the shuffling in real time... still a magic trick, a different kind of impressive. But that guy who makes robots at home and does videos would love a project like this. I seriously doubt it would work.