That software (desktop Linux/UNIX) comes for free, and yet, only 1% or less (from browser stats of major traffic points) seem to opt to use it as their desktop.
Is this the kind of difference the parent was describing? Letting a small minority of people avoid "onerous licensing terms" that billions of others are OK and can get "get useful work done" with?
In the server, of course, it's a whole different story.