Hulu renewed a serial killer show four days before the finale aired, and the number that got it renewed was never the 43 million hours. Disney announced Season 2 of Furious on August 27. The finale dropped August 31. What the greenlight meeting had in hand was episode 7's first-day views, up 40% on the premiere. The finale then came in 90% above the premiere. That curve only exists because Hulu released it weekly. On a binge drop the premiere is the ceiling. Anyone who watches episode 8 had…