How is OSX's directory setup more logical than the traditional Unix one? Be careful not to confuse your familiarity with one system with it's inherent qualities

How is OSX's directory setup more logical than the traditional Unix one? Be careful not to confuse your familiarity with one system with it's inherent qualities. I have switched between BSD an Linux as my main desktop OS a few times and had this "damn, this is so much clearer in x" feeling in both directions.