We’re not 100% sure which phase of Microsoft’s “Embrace, Extend, and Extinguish” gameplan this represents, but just yesterday the Redmond software giant decided to grace us with the source code for MS-DOS v4.0.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/04/26/microsoft-updates-ms-dos-github-repo-to-4-0/