IIRC, 3.1 was available on both 3.5" and 5.25". And even that took a few years for 5.25 to vanish. Anything outside those two formats was in noman's land for wh

IIRC, 3.1 was available on both 3.5" and 5.25". And even that took a few years for 5.25 to vanish. Anything outside those two formats was in noman's land for what seemed like forever.