This review is part of our coverage of the 2022 Sundance Film Festival. The Pitch: America is a land of mythmaking: if you’re savvy and lucky (and often, unscrupulous) enough, you can carve out a legend of your own design. That’s what happened to Richard Davis, the oddball inventor of the bulletproof vest, who spun a tall tale about self-defense in a Michigan alleyway into a million-dollar company selling protective body armor to America’s police and military forces. A blustering showman with no small sense of spectacle, Davis hawked his wares with, as one flyer declares in bold letters, “SEX & VIOLENCE”: amateur films that featured everything from comedy skits to bikini-clad women to schlocky fictional shootouts that make Samurai Cop look like Dirty Harry. Oh, and he shot hi...