Comment by FredPret

I wish this was true.

But, there's a lot of business software that's locked into the MS ecosystem with Active Directory.

Office365 is de rigeur.

Then there's everything built on SQL Server.

Excel is the "bicycle for the mind" for many types of professional.

Heaven forbid you ever have to work with an IE-only app from 2003, but those still exist in the wild.

I dream of a glorious shining day when all computing will be 100% POSIX-compliant.