Well that's horribly reductive. I certainly do not expect everyone in a given field to know absolutely everything there is to know in that field.
Crazy enough, I also hold doctors and surgeons to higher standards than web developers.
Crazy enough, I also hold doctors and surgeons to higher standards than web developers.
Much like how relying on a resident nurse instead of a cardiologist when you are experiencing a heart attack can end your life pretty badly as well.