Actually it was a pyrrhic victory, as Microsoft went on to apply their ideas to XBox, Azure Sphere, and now the change is coming back as future Windows hardware requirements for secure workstations via Pluton integration.
https://www.microsoft.com/en-us/security/blog/2020/11/17/mee...
I bet mostly UNIX focused folks haven't noticed that their next PC might have a Pluton CPU on them.
https://www.thurrott.com/hardware/260917/here-come-the-first...