Can we guestimate how many listeners will be out hearing jazz this Labor Day weekend, at festivals free and/or famous around the U.S.? Chicago, Detroit, Tanglewood, Aspen, Vail, Los Angeles, Washington DC (well, Herndon VA), Philadelphia, San Jose, Macinac Island (Michigan) Indianapolis, St. Louis, Wilmington and Bethany Beach (Delaware), San Diego, Tucson, (see also the Latin Jazz […]