How thin is the thinnest laptop?

oh wow! i was just browisng the web today to see how technology has become of the laptops.. it must be really expensive for the thinnest one..

the winner is Apple's new Macbook. It's the thinnest so far at 0.4 cm - 1.94 cm. How cool is that? And not only that, it is packed with the best features: - 3lbs in weight - 1.6GHz or 1.8 GHz Intel Core 2 Duo processor - 13.3 inch LED back-lit widescreen display - Up to 5 hours battery time - Trackpad with multi-touch gesture support (read this carefully, GESTURE support, it's the same as iPhone in which you use gesture to zoom in/out and many more) - Back lit keyboard - Built-in iSight video camera - 2GB memory - 80GB 4200-rpm PATA hard drive/ 64GB solid-state drive - Built-in 802.11n Wi-Fi2 and Bluetooth 2.1 + EDR