For MacBook Retina 12 inch, the Apple company has implemented a new keyboard that is much more efficient and easier to use, and in the image above you have a comparison between it and the old one used in other MacBooks. The Apple company claims that the new keyboard occupies more space on the MacBook Retina 12 inch surface and allows for easier typing, including a new pressing system that makes the whole experience more personal.
Basically, Apple claims that it has reinvented the keyboard to be able to implement it as it wants in the 12-inch MacBook Retina, and above you can see what this change entails.
