I remember sitting in my grandmother’s living room, opening an old box full of small, painted tiles. She used to let me play with them on the floor on the condition that all the tiles went back into the box. She tried to explain the game of Mahjong to me once or twice, but it never stuck in my young brain. I always understood it as a pastime for people who didn’t understand how to open a web browser.  However, Mahjong is not just a game for grandparents anymore. The classic g