WWDC: Apple Power Nap OS X Updates Your Mac When It Sleeps
This article was written by Amit Chowdhry. You can follow me at @amitchowdhry or on Google+ at +AmitChowdhry
At WWDC, Apple announced a new feature called Power Nap. Power Nap lets your Mac update e-mail, photos, and notifications in the background as it charges. This feature will work with the second-generation MacBook Air.