I went and saw the Richard Diebenkorn Berkeley Years show at the de Young museum the other day. I have, over the years, had mixed feeling about Diebenkorn--never, for instance, being as enamored of his figurative work as many folks seem to be. But as in my thirties I have found myself turning and returning more and more to mid-century abstract painting, both my fondness and respect for his abstract work has continued to increase. Of course the pinnacle of this is his Ocean Park series. For…