I think that Microsoft will increasingly feel margin pressure from Linux as well as people saying: well actually the applications that really matter to me are not on my PC. And so they're going to be able to extract less of a monopoly rent, so to speak.

A key function of a publishing brand is the bestowal of status by who and what you pay attention to.

Apple is in a position they've been in a lot of times before. They're like Moses showing the way to the promised land, but they don't actually go there.

No matter your sector, chances are that people are already twittering about your products, your brand, your company or at least your industry.

The biggest mistake we see companies make when they first hit Twitter is to think about it as a channel to push out information.

Think of how Wikipedia works, how Amazon harnesses user annotation on its site, the way photo-sharing sites like Flickr are bleeding out into other applications. We're entering an era in which software learns from its users and all of the users are connected.

Life is not a tour of gas stations.