Apple MC969D / A MacBook Air 29.4 cm (11.6 inches) notebook (Intel Core i5-2467M, 1.6GHz, 4GB RAM, 128GB flash memory, Intel HD Graphics 3000, Mac OS) (Personal Computers)
The Macbook Air I bought for three reasons: mobility, full operating system for tasks that the iPad can not I do not turn on the computer stand and save as power (good for the environment and one's wallet). For Macbook Air: I have a Macbook not avail