The swell of internet reviews and unpalatable prices mean theatre previews no longer benefit producers or customers. So what's the point?Previews " public performances before critics are allowed in to review " are meant as a kind of insurance policy for producers. The idea is that they offer a system whereby shows can "work themselves out" in front of an audience before any kind of final critical judgment is passed, …
SOURCE: The Guardian at 07:05AM on February 7, 2011