https://www.csoonline.com/article/3250653/open-source-tools/is-the-bsd-os-dyi...
По свидетельству специалиста по безопасности, BSD-системы испытывают очень высокий дефицит кадров.
Многие тривиальные баги остаются висеть месяцами:
van Sprundel says he easily found around 115 kernel bugs across the three BSDs, including 30 for FreeBSD, 25 for OpenBSD, and 60 for NetBSD. Many of these bugs he called «low-hanging fruit.» He promptly reported all the bugs, but six months later, at the time of his talk, many remained unpatched.
Ещё цитаты для Ъ:
the most consistent quality was observed with OpenBSD
NetBSD the «clear loser» in terms of code quality
«Maybe ten years back there was this notion that FreeBSD was better performance wise, that its network stack was much better, and other such things,» Argyroudis says. «I'm not so sure if that's the case anymore. I would definitely be skeptical about that.»