It's really very simple. If it's not observable, it's not science.
"You're admitting that intelligent design is not natural. Therefore, it has no role in science. Agreed?"
Not at all. It is just as natural as is evolution and therefore has just as much role in science. Agreed?
I wouldn't call theoretical physics unscientific, but hey, whatever floats your boat.
Not at all. It is just as natural as is evolution and therefore has just as much role in science. Agreed?
Not at all. Kindly remember that you wrote "...it [evolution] just invokes naturalism instead of intelligent design." Based on your categorization, you admitted that intelligent design is not natural.
Thanks.