I googled "john cage minimalist" and got 200,000 results, so i geuss there are others who think the same way. i could be wrong, ive just heard so many people call him a minimalist, its stuck. here are a few
http://www.britannica.com/ebi/article-9273443
http://www.dailynews.com/stage/ci_3637209
http://listserver.dreamhost.com/pipe...ly/002615.html
regardless, his music sounds pretty pointless to me