In November 2021 a notable event in the science of heart disease passed unnoticed by the popular press. That, in itself, is not noteworthy, but then two months later the New York Times health columnist Jane Brody called our attention to the publication of a promising article in the November issue of the Journal of the American Medical Association that could change the way your heart disease is treated, some day. This is a tale of promise and inertia, or the resistance to change in the practice of medicine.