I fail to see the draw to the argument that, because some people are bad developers, the rest of us should be handicapped. Making the worst developers better at

I fail to see the draw to the argument that, because some people are bad developers, the rest of us should be handicapped. Making the worst developers better at the cost of making the better developers worse (productivity-wise) doesn't seem like a valid tradeoff unless the gain on the lower end far outweighs the loss on the upper end.