"Amazon generates more revenue than any other Internet company in existence." Isn't that because Amazon is (practically) the only one selling actual "stuff" th

"Amazon generates more revenue than any other Internet company in existence." Isn't that because Amazon is (practically) the only one selling actual "stuff" that always has a value? Everyone else is (big # of users) * (small profit/user by selling ads or whatever), Amazon is (big # of users) * (big profit/user and also selling data).