Preface is NVIDIA’s secondary processor and display subsystem that interfaces with SideShow. All fine and dandy there then. But what NVIDIA have done is make Preface small. Really small. So small that you can get a Preface device with a 2.5” screen that’s is no bigger than a credit card and roughly only three times as thick.

Read more about this groundbreaking stuff in this CES 2007 Headline.