Rhiannon had a shower thought that, surely, treadmills began as a torture device. Rhiannon was correct. This week, we discuss the origins and development of the treadmill, hear about their benevolent use in areas like physical therapy, and head down the rabbit hole to learn about a variety of things that are definitely 100% not at all euphemisms. (Also: Rhiannon finally figures out how to adjust the gain while recording…)