I don't think barrier to entry is the only factor, if it's a factor at all. The Linux desktop has a relatively high barrier of entry, and yet a large part of it

I don't think barrier to entry is the only factor, if it's a factor at all. The Linux desktop has a relatively high barrier of entry, and yet a large part of its community has devolved into an elitist, cognitive dissonant crowd that's defending their usability problems by framing them as a good things.