Sources: Apple scrapped troubled 15-inch MacBook Air for 2010, rebuilding for 2012

Had Apple’s “next-generation of notebooks” announcement in October 2010 played out as planned, the MacBook family of today would look very different. In October 2010, Apple co-founder Steve Jobs took the stage at the Apple Cupertino campus to unveil a preview of OS X Lion, FaceTime for Mac, iLife ’11 and the latest MacBook Air design as the closing “one more thing” announcement. That MacBook Air brought with it an all-new and thinner form-factor, a higher-resolution display, an incredibly light body, a large Multi-Touch single-button trackpad, flash SSD storage, and battery life improvements. 
Those aforementioned features, according to Apple, are what constitute the future of notebooks. This notebook announcement not only brought the successor to the previously available 13-inch MacBook Air, but brought along with it an 11-inch MacBook Air for the first time.
But these new notebooks weren’t the only planned pieces of the late 2010 MacBook Air story, though. Reliable sources have told us that not only were 13 and 11-inch models planned, but a groudbreaking new 15 inch MacBook Air was scheduled for a late 2010 release. Read on to learn about what could have been: