The example, IIRC, was the tendency for certain kinds of species to grow larger with longer reproductive cycles, then go extinct as their reproductive cycles extended out to the point where they couldn't evolve fast enough to keep up with changing conditions.
That evolution is about a species. That's not what Val means with group.
This sort of thinking seems bad:
This sort of thinking seems socially frowned upon, but accurate:
Similar points could be made by replacing a/b with [group of people]. I think it's terrible to say something like:
But to me, it doesn't seem wrong to say something like:
Credit and accountability seem like good things to me, and so I want to live in a world where people/groups receive credit for good qualities, and are held accountable for bad qualities.
I'm not sure though. I could see that there are unintended consequences of such a world. For example, such "score keeping" could lead to contentiousness. And perhaps it's just something that we as a society (to generalize) can't handle, and thus shouldn't keep score.