It's not the software availability, it just looks ugly. There was a short period in the mid-2000's where there was a lot of desktop eye candy (sup KDE) and accelerated window managers like Beryl, but it regressed from there. Look, nobody wants to be diffing config files when they upgrade random software packages. The lack of UI polish, multiple UI toolkits, questionable UX choices, and user ergonomics are poor. Give…
Hell, windows definitely wins the price of “worst overall aesthetics” where not even their own native apps have a uniform look.