Yes, as many people have. But don't try to bring in a couple full boxes of 25 anymore. Those days are long gone.

And even though it's officially considered a treasonous act, all they would do is break up your cigars in front of you. However if you were bringing in bigger quantities, I've heard they get more serious. I've heard they give you a citation which requires quite a few bucks to make it go away. So I've heard.