Such as these:
Then there is this confirmation of the problem, no work of art even a Monet is worth that kind of money. Then there is this on Jeff Koons which suggests that the artworld is starting to undergo some very serious revision based on values. Quote: "In fact, “A Retrospective” confirms that the art world doesn’t belong to the art world anymore."
By way of a sane contrast the winner of this years National Portrait gallery BP prize is a portrait of a homeless man by Thomas Ganter. At last some real art with an aesthetic that's about real world issues we ought to concern ourselves with, instead of solipsistic conceptual or abstract navel gazing.