I've always wanted to check out Napoli, but I have never managed to do so. This thread has only intensified my interest!
I, too, have heard the stories about Napoli. I couldn't ever decide if those stories were true, it's just what "they" say about Napoli or something in between. Why, it was only in the last year that I read headlines about bus service being curtailed earlier in the evening for fear of the drivers' safety!

Among my Roman colleagues, there is one from Napoli, and they constantly make fun of her for it! (You see, the reason you don't understand her,
iapetus, is that she speaks napolitano, not italiano.)

But, knowing her, I am only more encouraged to visit.
Now to find the time to actually do it ...