I think GP’s comment was more of a rule-of-thumb about Amazon’s breadth. But the fact that a list of business _not_ engaged in is that short, _and_ that a bunc

I think GP’s comment was more of a rule-of-thumb about Amazon’s breadth. But the fact that a list of business _not_ engaged in is that short, _and_ that a bunch of subsequent comments dispute a number of them, is freaking insane.