Tip: Want to keep down(up)loading/processing while walking with your closed MacBook Air? Check out InsomniaX, recommended by Stephan at the Apple Store SF: http://www.macupdate.com/app/mac/22211/insomniax Warning: don't use with internal moving/spinning *disk* drives. SSD only, for reliability and heat reasons. - Tantek

Tip: Want to keep down(up)loading/processing while walking with your closed MacBook Air? Check out InsomniaX, recommended by Stephan at the Apple Store SF: http://www.macupdate.com/app/mac/22211/insomniax Warning: don't use with internal moving/spinning *disk* drives. SSD only, for reliability and heat reasons.