In a world where micro-streaming service Quibi was watched by anyone except exhausted culture writers assigned to cover it, their relaunch of the mockumentary sketch show Reno 911! would take up at least a couple days’ worth of exhaustive Twitter culture war discourse. For what it’s worth, the cast of the acclaimed Comedy Central show are all back and haven’t missed a step, sliding back into their roles as if no time has passed. Unfortunately, that same sense of nostalgic comfort is also the show’s greatest weakness; for better and for worse, the show (and its sense of humor) hasn’t changed a whit since it went off the air in 2009. In the Bush-era heyday of Reno 911!, the show perfectly fit that South Park peak of edgy, subversive humor. The sketch-based, improv-heavy nature...