Yes, you're right. It really doesn't take a genius to make a sourdough. But you're misunderstanding the tech people. They will take tying shoelaces to the genius level. Same with baking bread. And it's a lot of fun for a lot of us.
http://www.cookingforengineers.com/recipe/36/Meat-Lasagna
Edited to add: Oh, and you mentioned shoelaces, so the venerable Ian's Shoelace Site is a must: