The decentralized science movement has a fundamental problem that nobody wants to talk about. Every health and longevity protocol trying to put biomarkers on-chain faces the same blocker: privacy. Who wants their cholesterol levels, glucose readings, or genetic markers on a public blockchain? Even with pseudonymous addresses, the data is permanent, traceable, and potentially linkable to real identities. This is not a minor UX friction. This is the reason institutional capital stays away from ...