For me, it’s the combination of its American base, its lack of disk encryption in the installer, the fact that I’ve never managed to get a usable installation, and the fact that Mageia (another Mandriva derivative) and Salix (a Slackware-based distro with a similar UX) are objectively better.
If you are happy with PCLOS, however, godspeed.






















GuixSD wasn’t an option on Tiermaker, but I have used it. I personally found it hardier than NixOS, but the libre-only package selection was quite restrictive and the lack of the non-free
iwlwifidriver prevented me from installing it on any of my boxes other than my 2007 MacBook. I know this is the point, but it’s still annoying.Like 9front and Haiku, I hope to daily-drive it someday; but at the moment it is sadly quite unsuitable for my hardware, workflow, and use-case.