I wish W.R. Tish would write more. First, his wine experience is deep. For a decade he was the managing editor at Wine Enthusiast Magazine. Second, he’s got a probing mind that combines with a great sense of humor. However, there is very little humor, but lots of probing, in his most recent article for Wines & Vines Magazine  that takes a fairly close look at the wine Buying Guides of three major American wine magazines. Let’s get to the…