Play by mail games (also known asPBM games,PBEM games or turn-based games) is a gameplayed via mail, e-mail address or otherdigital media. Correspondence chess and Go were among the first PBM games. Diplomacy hasbeen played by mail since 1963, making PBM games multiplayer. Flying Buffalo Inc. developed the first commercially available PBM game in 1970. A small number of PBM companies followed it in the 1970s, with the explosion of hundreds of start-up PBM companies in the 1980s at the peak of...