Growing up using a PC that ran on Windows 3.1, I don't think it ever occurred to me that there was a Windows 2.1. Or 1.0. That was just Windows, until Windows 95 came around a few years later. But ...
Time to flip open those Microsoft Windows history books, because this might be one of the only mentions of "OS/2" on this ...
First developed in 1981 by computer scientist Chase Bishop, the software project that would eventually become Windows actually started life under a far wonkier name: "Interface ...