According to a patent application filed in the USPTO in the summer of last year, Apple is developing a glass panel with tactile feedback, which should replace the traditional design of keys the Butterfly the MacBook.
Despite the fact that the whole of the glass monolithic block of the keyboard, each key protrudes above the surface of the body, and also provides tactile feedback as a button (maybe there will be applied with Force Touch). This approach is much more convenient for the user than using the virtual keyboard on the touchscreen, and will allow you to enter text on touch.
This type of keyboard will prevent the keys under moisture, dirt and small particles that completely solve the problem with the keyboard sticking Butterfly.
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