Apple may be planning to release a 12-inch MacBook with an all-new design and high-resolution Retina Display in the middle of 2014, according to KGI Securities anaylst Ming-Chi Kuo. Specifically, the new MacBook is expected to feature a clamshell form factor even thinner than the current MacBook Air, and may debut at a lower-price point than the current Retina MacBook Pro line due to an improving yield rate. While Kuo stops short of calling the new model a replacement for the current MacBook Air line, his description of the model suggests that it would indeed supplant Apple's current ultra-slim notebook line.We expect the unprecedented 12” model will boast both the portability of the 11” model, and productivity of the 13” model. The high resolution display will also offer the outstanding visual experience