“But the cloud came along. And one of the most extraordinary things I've ever seen in business is when an unrelated type company — a retailer, you can call Amazon of that type, goes into another big industry and sees the future in it, gets into it, and then they gave — and Jeff Bezos would say this, he said it on the Charlie Rose show, some time ago — he got this amazing runway. I mean, the other players — here are all these 200 IQ people, you know, in that business, and they gave him year, after year, after year. It wasn't a secret of what he was doing. And he was, in an important way, revolutionizing the industry, and the other people sat on their hands, basically.”
~ Warren Buffett talking about Amazon and “the cloud” in this Morningstar article