The very first copy I ever got my hands on came on 5.25" floppy's. Uncompiled. I then hopped to Netware & Token Ring. And Cicso. And Microsoft. And a ton of certifications (that are all now defunct & worthless).
Reshared post from +TIME
IBM's OS/2 was a total flop 25 years ago – but we use it every day in ATMs and subway stations.
25 Years of IBM’s OS/2: The Strange Days and Surprising Afterlife of a Legendary Operating System | Techland | TIME.com
How the next-generation operating system that was supposed to change everything didn't — and then refused to die.