Amid the nonstop anniversary commemorations of Hurricane Katrina and the Sept. 11 attacks, are nuance and the perspective of time being jettisoned in favor of instant history? “There are still 60 minutes in an hour, still 365 days in a year, but time gallops today. The cement of history cures fast. Maybe too fast. … The hopped-up environment generates its own vicious cycle of compressed-time demands: to cover an event, to analyze it, to memorialize it, to understand it, to produce the first feature film about it. It’s a daisy chain of rushed judgments.”