Hey! I'm the Liblast lead :)
I've been playing Xonotic for many years, but there's some things that I believe are holding it back. Same goes for other libre FPS games we have like Alien Arena, Sauerbraten, Tesseract, Red Eclipse, Warsow/Warfork ... If you're interested, here's a video where I discuss that: https://youtu.be/JAQH2AVvKhU