The 10,000-step goal on your watch was never a research finding — it was the brand name of a Japanese pedometer sold in 1965. Most of the rules we follow in the gym, in the kitchen, and in business got in the door the same way: somebody said it, it sounded right, and nobody ever went back and checked. In this solo episode, Louis lays out a three-question filter for telling the difference between a rule that's load-bearing and a rule that's just old. This isn't an argument for being a contrarian. It's an argument for knowing why you do what you do.