They run Windows NT 4 on the mvm and even have a custom badged start up screen http://salim.virji.net/pix/transit/mta/crashed_metrocard_vending_machine_closeup.

They run Windows NT 4 on the mvm and even have a custom badged start up screen http://salim.virji.net/pix/transit/mta/crashed_metrocard_vending_machine_closeup.jpg http://salim.virji.net/pix/transit/mta/crashed_metrocard_ven... The OS/2 stuff is used on the back end of the metro card system.