"A lot of the rubbish that we've been handed (in the 20th century) has pretty much played itself out," ...
That is Wonderful News to those of us who love art. Art should be communicative, something that is grasped by the common person, not a cipher of artist narssicism.
At least you'd think the artist would want some audience. Some of the late 20th century museum hangings leave me wondering who that audience could possibly be.