You can call Robert Lepage many things (and the critics have!), but one thing you cannot call him is “inflexible.” Having already tweaked a number of details in his Ring production that did not create the desired effect in their first viewing, the Canadian Cagliostro is now in the process of restaging whole segments of the cycle for the Met’s 2012-13 presentation. A glimpse at the new look for the final scene of Die Walküre after the jump.