Indeed. Drucker somewhere makes the point that a business's key activities are innovation and marketing -- which implies you don't necessarily have to be innovative in your marketing, just good at it. Hmmm... I was just thinking that rather than do my own exhaustive search for startup companies to invest in, I'll just check who has gotten support from Y Combinator and offer them a deal, piggybacking off of Paul Graham's work. Wait, it's been done? Oh, never mind.

As a practical matter, I doubt customers will care so long as they've always had the option of turning off that part of IE's behavior. I mean, when did you last care about the authenticity of your phone directory's information?