> The computer mouse I bought recently gives me great satisfaction, and I've never once derived satisfaction from any ads for it. Respectfully, you are keying

> The computer mouse I bought recently gives me great satisfaction, and I've never once derived satisfaction from any ads for it. Respectfully, you are keying in on rather mundane purchase to argue against his claim. All he’s saying that interest in a brand will supersede the interest in the actual product. The funny part is that it’s blatantly obvious today, but maybe not so much during his time. As a speaker, I do agree with you though, he had a knack for pointing out the obvious for people who would encounter his material fifty years later.