Oh, there are a lot of "men are no damned good" songs. But then, there are a lot of very sexual lyrics, too. Lucinda Williams has a way of singing that, combined with some of her lyrics, just oozes sex.
But I don't really see any patterns beyond the, "it's got a good beat and it's easy to dance to" superficiality.
I think the only significant thing about the iPod fever is that she is being pretty obsessive about it. And, as I said earlier, I just thought it would be nice if she would make time for me once in awhile. She's shown that she can do that for something which is important to her.