If you did that, you limit what the API of a framework can do, you either can't use ones that fall outside that spec, or you have to jump through hacky hoops to

If you did that, you limit what the API of a framework can do, you either can't use ones that fall outside that spec, or you have to jump through hacky hoops to get it working. Experienced engineers know D.R.Y. has it's uses, but isn't a good hill to die on.