By pandering to populist anger, the latest in the franchise sinks lower than ever.
Boy, six installments into a crunch-and-splatter series like "Saw," and you think you know a guy. Jigsaw, the Tupac Shakur of franchise monsters -- dead, but still releasing work -- seemed pretty clear-cut by now, almost cocktail-chatter boring. Yeah, yeah, he likes torture -- er, I mean, "games," has some mad engineering ch...