He's right.

While any conversation about tracking people's cell phones undoubtedly raises all sorts of protestations from those who don't like the idea, a couple of things can't be denied.

First, a lot of what we're doing on and with our mobile devices is already being tracked by scads of application developers and device makers who aim to improve their products and marketing activities because they know what we like, where we go and how we spend our money.

And while you may not like that idea, tracking can be useful. Scoble points to an app called , which tracks and remembers where your phone goes.

"The promise of all these things is to tell us stuff," he said.