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Arch Linux's AUR Sees More Than 400 Packages Compromised With Malware
(www.phoronix.com)
This is a most excellent place for technology news and articles.
Currently you can use https://github.com/lenucksi/aur-malware-check to do a check if you're infected. My main server was safe, still haven't tested on my wayland machine though, I went yolo with that one. No important keys at least are there.