“The award-winning musical about the Wizard of Oz’s witches announced this week that any fan caught recording West End hit, Wicked, will be banned from all future performances. The fact that this was announced through social media – Facebook and Twitter – serves as a bittersweet irony. Only last week, executive producer Michael McCabe admitted that much of the show’s success was due to the instant word-of-mouth allowed by the internet, Facebook in particular.”