This sort of thing is only of interest to certain computer users, those who like to cover their laptops with a decal of some sorts, what these do is give the machine a great individual identity making noticeable anywhere and protects it too.
Is this a spy shot of MacBook Pro of is it a knockoff?
The only major difference from current designs that we can honestly see is a series of unexplained circular indentations (possibly just from prototyping) along the Apple logo (which, incidentally, is said to no longer be backlit) and a rectangular indentation on the base.