[phil248]

"universally a negative + derogatory"

No it isn't. It's often hilarious, as in the above example. And in that one episode of Curb Your Enthusiasm. You wouldn't use it in mixed company, but if you know your audience you can say any number of horribly offensive things.

[mrguyorama]

Indeed, thanks to the way culture is spreading through Youtube and other modern media, many here in America would prefer to adopt the lighthearted version of cunt from the aussies. Definitely not suggesting it's a majority though