I guess there is something about chessboard and lasers. “Laser Chess” was also the name of a 1987 video game: https://en.m.wikipedia.org/wiki/Laser_Chess https

I guess there is something about chessboard and lasers. “Laser Chess” was also the name of a 1987 video game: https://en.m.wikipedia.org/wiki/Laser_Chess https://en.m.wikipedia.org/wiki/Laser_Chess Gameplay video: https://m.youtube.com/watch?v=PywxkhY3kGs https://m.youtube.com/watch?v=PywxkhY3kGs