I'm not in agreement with the basic premise of Ms. Fields' essay. Some of the details are good, but the idea that EVERYTHING we consider "Great Art" now was at the beginning so received.
For instance, Beethoven's ideas - so tame and easy to accept now - were so shocking in his day, that his later works were premiered once in his lifetime and then not played again until years after his death.
One hundred years ago, Igor Stravinsky's "Le Sacre du Printemps" was considered an absolute mockery and obscenity, both as music and as a ballet. Yet a quarter-century later it was accepted as a modern classic.
John Cage was trying to communicate something with 4'33". The "piece" is still "performed" from time to time, on the basis that...