The special, elitist mindset of tech PR professionals made sense when most of the value was in selling tech to technologists.

Just a few years ago, it was common for people to talk about e-commerce as though it were different from just plain commerce - or, in IBM's case, to distinguish between business and e-business.

Today, these distinctions seem quaint. What viable business isn't built, fundamentally, on a combination of computer hardware and software connected via networks to that business's customers ...