When did everything become so casual?

taken by dimnikolov - from flickr <rant>I have a serious issue with the lack of formality that has become acceptable in recent society. Less than 15 years ago, if you attended a play, dined at a 4 star restaurant, flew first class, etc; you dressed for the occasion. Last year, I went to see Wicked at the Pantages theater in LA. It was an amazing performance...