For in-store pickup only, and with stock varying by ZIP code, Best Buy 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 $839.99. That’s $70 under our April mention and the lowest price we’ve seen for a new model. (It’s also a current price low by $59.) Sales tax is added where applicable. It features an Intel Core i5 1.6GHz “Sandy Bridge” dual-core processor, 11.6″ 1366×768 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.