Virgil scolds Dante for staring at Bertran de Born's head for too long. "The circle of liiiiiife..." Jeez, the tenth bolgia is really bad, as the Alchemist sinners are... never mind, the complexities of parking garage ventilation are more interesting! And trucking! Out, damn spot! We end by discussing why fraud is such a bad sin in Dante's world, and good vs. bad alchemists.