Personal opinion. Most Linux GUIs are awful to me.
"both you cannot fix yourself"
Moot point, as the vast majority of people, even tech oriented people, wouldn't do that if they could.
"and both get in the way all the time of what you want to do."
Again, completely depends on your personal workflow.
"For me, if I'm missing something, its a pacman or AUR search away."
Mac App Store, Fink, or Homebrew.
"If I need development features of anything it exists as a -git repo as well"
Git works just fine on OS X.
"No updates or any of this insanity stand in my way"
Except for, what you just mentioned, which are updates.
"We just got Linux 4.4 yesterday, and I booted today and kept on rolling as per usual."
Same thing happens with OS X updates.
Personal opinion. Most Linux GUIs are awful to me.
"both you cannot fix yourself"
Moot point, as the vast majority of people, even tech oriented people, wouldn't do that if they could.
"and both get in the way all the time of what you want to do."
Again, completely depends on your personal workflow.
"For me, if I'm missing something, its a pacman or AUR search away."
Mac App Store, Fink, or Homebrew.
"If I need development features of anything it exists as a -git repo as well"
Git works just fine on OS X.
"No updates or any of this insanity stand in my way"
Except for, what you just mentioned, which are updates.
"We just got Linux 4.4 yesterday, and I booted today and kept on rolling as per usual."
Same thing happens with OS X updates.