[AstralStorm]

Unless you modify everyone ever, this is extremely unlikely to happen.

There are people resistant to malaria that do not carry the deleterious red blood cell mutation, but a different variant.

[rapind]

Why is that unlikely? As cost approaches zero and benefits increase we can assume we get pretty close to 100%. In fact holding a portion of the population back, even if well meaning, will be discriminatory.

I give us decent odds we end up like the bananas.