The video is worth the time.
I second that, though it could have proceeded more quickly.
I believe what we're looking at in much of contemporary so-called "art" is a triumph of deliberate ugliness over beauty. Most small children outgrow temper tantrums; some don't.
Communist Goals (1963) Congressional Record—Appendix, pp. A34-A35 January 10, 1963
#22. Continue discrediting American culture by degrading all forms of artistic expression. An American Communist cell was told to “eliminate all good sculpture from parks and buildings, substitute shapeless, awkward and meaningless forms.”
#23. Control art critics and directors of art museums. “Our plan is to promote ugliness, repulsive, meaningless art.”
http://rense.com/general32/americ.htm