Google Seduces With Utility

[Commentary] You could credit Google, the largest ad seller in the world, with being a brilliant marketer and advertiser, but when was the last time you saw an ad, not served up by Google, but about Google? Not very often. That's largely because Google's Web platform, in all of its high-functioning glory, is its marketing. "The most powerful form of advertising is to be exceptional," said Ranjit Mathoda, an investor and technologist who blogs at Mathoda.com. "Google has created an ecosystem that perpetuates itself by being useful."