Windows 3.0 Enhanced Mode introduced the ability to run MS-DOS programs in a virtual machine. This by itself was already quite an achievement, but it didn’t stop there. It also let you put the MS-DOS session in a window, and run it on the screen along with your other Windows programs.
This was crazy.
Here’s how it worked.
↫ Raymond Chen
When Raymond Chen speaks, we all shut up, listen, and enjoy.
I never really gave it any thought. Interesting read, nonetheless!