To be clear, I had this device when I was a kid, and it does use magnets; it is just that it had to move the magnet with motors underneath the board. You can a

To be clear, I had this device when I was a kid, and it does use magnets; it is just that it had to move the magnet with motors underneath the board. You can also see it doing captures in the video: it does them the same way you say that "Square Off" ("rip off"? ;P) one does: by first moving the captured piece off the board. I found a video of someone pitting the Grandmaster vs. the Square Off (which won, though of course that seems obvious given that we have gotten much better at gaming AI in the past few decades)! https://youtu.be/SWy9z3WKNyg https://youtu.be/SWy9z3WKNyg FWIW, I honestly don't remember it being this loud, and am wondering if it is because it is old or because I am old ;P.