Aah, they just don't have enough appreciation for the unstated elegance that is made manifest when death is on the line like you get to experience the full effects of when playing Washizu mahjong.
Where else are you gonna get to go through the 6 stages of accepting death over the course of a han-chan session?
Everyone knows the usual 5 - Denial, anger, bargaining, depression, and acceptance; but that 6th stage, the "RON!", is where the true pleasure lies.
How much can you truly say you know about your friends if you haven't ever faced off against them in a true a game of death?