Well, a system can have "perfect" knowledge of where in that drawer things are, a human can't, but nevertheless you need a minimum amount of space to move thing

Well, a system can have "perfect" knowledge of where in that drawer things are, a human can't, but nevertheless you need a minimum amount of space to move things around. Is Amazon retail still basically making 1-2% profit and AWS makes all the rest? I've seen these Amazon stories for a decade, and I guess there probably is a large amount of reinvestment, but isn't Walmart more profitable? The perfect warehouse robot based on organic life would be a spider?