Foreword: Scaling the Tidal Wave

The challenge we all face is comparable to scaling a tidal wave. It's that big and that kinetic.

We've already moved from a network of computers to a network of things that embed computers—wireless phones, two-way pagers, and other handsets, plus game players, teller machines, and automobiles. In short, billions of potential connections.

We are now beginning to build a network of things. Trillions of things. Things you'd hardly think of as computers—so-called “sub-IP” devices such as environmental sensors and radio frequency identification tags.

Soon, we'll be adding miniature ID tags to all kinds of products so that we can instantly discover not only the price of the item, but where and when it was made, how ...

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