I agree with this. 80% I think is a bit of an overestimate. Especially since the design discipline is so multi-pronged. I agree with the earlier poster also th

I agree with this. 80% I think is a bit of an overestimate. Especially since the design discipline is so multi-pronged. I agree with the earlier poster also that talent can also play a role. However that is somewhat rare and even in that case requires experience to truly master.