[cmiles74]

I think trademark, I remember Bill Gates referring to Windows NT as "a better UNIX than UNIX".

[p_ing]

OS/2 is likely where that came from - https://www.theregister.com/2024/02/21/successor_to_unix_pla...

[anthk]

That's Plan9 and 9front. I'd say NT it's a better VMS, VMS++ in the alphabet ;), as you get V->W, M->N, S->T, so "WNT".