Apple updated its Mac OS operating system to allow its Mac App Store to
The Cupertino, Calif., company introduced the technology to its iTunes program in a
Users can also type the code by hand if the computer's camera cannot read the card's text. The camera-scanning system will also indicate whether the card has been redeemed previously or has not been activated.
The feature comes to the Mac App Store as part of the 10.8.3 update to Apple's Mountain Lion operating system. The update also fixes a number of bugs and allows users to install Windows 8 through the Mac's Boot Camp system.










