Except this thingy can't do any of those things. You've got a single ball levitating, kept in place by a complicated mechanical system below the deck which adju

Except this thingy can't do any of those things. You've got a single ball levitating, kept in place by a complicated mechanical system below the deck which adjusts the position of a bunch of other magnets in real time. You might be able to scale it up to a couple of magnets, but not to many magnets.