Linux from scratch was my third Linux, after RedHat, and Debian. That seemed a reasonable point in an interested person’s Linux journey to try a difficult “learning” system
You know how you make the expertise in a large organisation?
You call for volunteers to run a pilot, move one team or a product to open source alternatives, learn what skills are needed in your tech people, what transition training is needed for staff
Have the pilot group select the desktop environment, change it if the choice generates too many tickets
Take that and roll it out more broadly, possibly aligned with new desktop hardware rollouts
Add to the good - you get to know that the US government couldn’t lean on a single American company for access to your organisation’s secrets
I watched the process where a set of Unix machines we had were up for replacement. The first version of the request had as the preferred option IBM hardware and Linux, the second version - after it had been to the executives - had the preferred option as IBM hardware and AIX
Like the exec knew what either were, but they would have had a consultant check the proposal. Then they pretend to have respect for the professionals they employ