The status hierarchy is flipping. Right now, grinding at a desk for 12 hours signals dedication. Soon, that's just what AI does better. The new flex: biomarkers that prove you're actually optimizing your meat computer. Think VO2 max, HRV, cognitive benchmarks—metrics that can't be spoofed by a GPT wrapper. When automation commoditizes knowledge work, physical and mental performance become the scarcest resources. Your GitHub contributions won't matter if your mitochondria are cooked.