Evolution can do some things in centuries, if the selection pressure is huge, which it is, and the change is simple, just adjusting a few parameters, which it is.
More to the point, most of the reasons why this model is bunk are technological or cultural changes, not evolution.
Evolution can do some things in centuries, if the selection pressure is huge, which it is, and the change is simple, just adjusting a few parameters, which it is.
More to the point, most of the reasons why this model is bunk are technological or cultural changes, not evolution.