Re:Mod parent "Troll" (Score 2, Informative)

Notwithstanding the fact that only the dweebiest of dweebs gives a flying fuck about the "underlying" system internals rather than the resulting user interface, I assure you the XNU kernel and Darwin have changed quite significantly between OS X point releases. I'd link Ars, kernelthread.com, etc. here if I thought your simian intellect were capable of improvement, but I don't, and I won't bother.