I ran a 10-line worldgroup (majorbbs) in Boulder, circa 1996. I had this weird software I licensed which let people play Doom against each other, over the phon

I ran a 10-line worldgroup (majorbbs) in Boulder, circa 1996. I had this weird software I licensed which let people play Doom against each other, over the phone line, simulating a local IPX network ... MPGS (Multiplayer game server) by a company called APCi.