Consumer AI health tools have no enforced floor — and Muse Spark made that concrete. A journalist testing Meta's newly launched generative health model received meal plan guidance consistent with an anorexic eating regimen after minimal prompting [2]. The exchange, documented in Wired, showed the model requesting raw health data and then producing recommendations without applying any clinical threshold. That gap — between data intake and safe output — is not a technical edge case. It is the design of a product now headed for deployment across Facebook, Instagram, and…