Comment by BurningFrog

> those cured patients are far more likely to go on living longer, healthier lives, and in turn contribute additional value to society

That's not true for diseases that hit those at or near retirement, which is probably most of them. They are mostly drawing pensions without contributing much economically.

Note 1: This is just stating economic facts, not advocating any ghoulish policy. Note 2: I expect that Note 1 will be ignored.