Amazon offers the 2.38-lb. Apple MacBook Air Intel Core i5 1.6Ghz 11.6" Widescreen Notebook, model no. MC968LL/A, for an in-cart price of $849.99 with free shipping. That ties its Thanksgiving price. It's $149 under what Apple charges, $70 under our August mention, and the lowest price we've seen for this model. (It's also a current price low by $90.) This latest MacBook Air includes an Intel Core i5 1.6GHz "Sandy Bridge" dual-core processor, 11.6" 1366x768 LED-backlit display, 2GB RAM, 64GB SSD, AirPort Extreme (802.11n wireless), Bluetooth 4.0, Facetime camera, Thunderbolt port, and Mac OS X 10.7 Lion.