We all knew it was a design fault. Now they have tacidly admitted it! http://support.apple.com/kb/ts2948 Symptoms Learn what you can do if you experience one or more of these issues with the hinges on your MacBook Air. * Unable to close lid completely. * Broken or cracked plastic near one or both of the hinges. * More than one inch (2.54cm) of free play while opening or closing the lid. * Lid falls freely into closed position from a 30-degree open position. (From a closed position, open the lid approximately 30 degrees and let go.) Products Affected MacBook Air Resolution You can take your MacBook Air to an Apple-Authorized Service Provider or Apple Retail Store for evaluation and repair if necessary, even if your product is out of warranty. If you previously paid for a repair for hinge-related issues that were not caused by accidental damage, you may be eligible for a refund. Contact Apple for more information.