The Worlds thinnest notebookThe Macbook Air. Apples newest and thinnest notebook ever. The sleekness of the notebook is 0.16 to 0.76 inch thin and weighs about 3.0 pounds, it''s so thin it can fit inside an envelope. It has a 13.3 inch widescreen LED backlit display, a full-size with crisp keys backlit keyboard, a gesture-based oversize trackpad with multi-touch technology which is so successfully used in iPhone and iPod, and a built-in iSight camera. It uses a Intel Core 2 Duo processor, a 2Gb of RAM, an 80Gb hard drive with an option to upgrade to a 64Gb SSD, a 802.11n Wi-Fi and Bluetooth 2.1 + EDR built in, and a slimmest battery which can run for 5 full hours. Macbook Air is built for the wireless world, so backing-up files, watching movies and installing softwares is done wirelessly thru Time Capsule, iTunes and Remote Disc. The price is starting at $1799.