Something amazing happens when reality exceeds expectations. For comic-book fans, seeing all six Marvel superheroes on screen fighting evil in a film together was a long-anticipated and often-promised event. And, when writer/director Joss Whedon took it up a notch with a smart script, clever dialog, and deft stage management, the film achieved that rare combination … Continue reading Previs, Techvis, and Postvis on The Avengers