We're often asked about the specifications of the latest and greatest tech must haves. This article is good read on comparisons between MacBook Air, Acer Aspire S3 and the Asus Zenbook. Not much between them. No matter which you prefer, I think we can all agree that the choice that a competitive field offers benefits everyone. It will be interesting to see if the prices of the MacBook Air and Ultrabooks drop over the next couple of years.