You can’t really “luck” into a long straight cut of fabric that’s well aligned much the same way a carpenter doesn’t “luck” into straight cuts. And then conside

You can’t really “luck” into a long straight cut of fabric that’s well aligned much the same way a carpenter doesn’t “luck” into straight cuts. And then consider that wood is stiff while a slight movement of fabric could still result in a poor cut even when you’ve carefully measured and laid out the pattern correctly.