Even though it’s just about the perfect example of Hollywood craftsmanship being elevated to true art, in a limited sense, there’s not much point in issuing films as old as “Casablanca” in high definition video. In those days, the resolution of film used for movies was much lower than it is now—older films will simply never be as crisp and sharp as movies from later periods. In this case, yes, the resolution is a little more detailed than in the relatively recent DVD of the movie, but if you already have that, there aren’t any strong arguments to be made in favor of replacing that standard-definition DVD with this one. On the other hand, if you have a high-definition player and you don’t already include “Casablanca” in your collection, this edition is ideal. The print used is impeccably clean and clear; since it was a major studio film, it was given A-class treatment ...