THEATRE ETIQUETTE
Shouldn't we already know this? Let's review... by Loren A. Roberts (guru of multi-hyphenate media) Quick mini-rant here today, because I attended an otherwise-wonderful performance at the Pasadena Symphony this weekend. It was a textbook case of what not to do at a show: When they get on the P.A. before the show and tell you to turn your cell phone off before the performance, it's not a guideline -- it truly kills t…