No, it doesn’t (make you classist), and those accusations were misguided, but you might be interested in checking out these links, if you haven’t already, for some of the subtext (on the questions of how our tastes might be formed, etc):

http://www.zoilus.com/documents/in_depth/2006/000751.php

http://www.zoilus.com/documents//2006/000758.php

and the first half of this one:
http://www.zoilus.com/documents//2006/000759.php

both of which have lots of other linkage-ahoy…

but, also, Frere-Jones’ three recent posts in response to the whole thing are worth looking at as well:

http://www.sashafrerejones.com/2006/05/hello_readers_of_slate.html

http://www.sashafrerejones.com/2006/05/full_disclosure.html

http://www.sashafrerejones.com/2006/05/idee_trix.html