Seinfeld fans fondly remember "Festivus," the holiday made up by George's father to get around the Christmas/Hanukkah dichotomy. In the world of music festivals, too, there is a difference between the real thing and festivals in name only.
A real summer music festival has a special place of its own — think Salzburg, Aspen, Tanglewood — and it isn't just the extension of a regular season.
