Personally, I use FreeBSD for anything that's headless, and OS X is the only OS I'll touch for a desktop. FreeBSD makes for a fantastic, consistent experience f

Personally, I use FreeBSD for anything that's headless, and OS X is the only OS I'll touch for a desktop. FreeBSD makes for a fantastic, consistent experience for servers of all kinds, and OS X has everything I could want on a desktop. (I do still use bootcamp occasionally for games, but that is getting rarer)