A fair number of the films nominated for one or more of the just-awarded Oscars for this past year have begun to pop up on our local cable system for the pretty-damn-reasonable rental rate of $5.99, so now is a good time for folks like me, who didn’t make it out to the theater nearly as much as we’d have liked over the past 12 months (or thereabouts), to catch up on the stuff everyone’s been talking about — and in the category of celebrated acting specifically, they don’t come much more-talked-about than director Craig Gillespie’s biopic of notorious-but-perhaps-misunderstood figure skater Tonya Harding, I, Tonya. Allison Janney went home with the Academy Award for best supporting actress for her turn as the one-time-phenom’s mother, LaVona, and Margot Robbie received rave notices for her take on the film’s troubled protagonist, so what the hell? On a low-key weeknight, have you got…