I think the logical next step is to replace the physical keyboard part of the Macbook with an iPad, which is okay to type on, and the keyboard can go away and b

I think the logical next step is to replace the physical keyboard part of the Macbook with an iPad, which is okay to type on, and the keyboard can go away and become one big touch surface on demand, with graphics. This also introduces a new class of touch-input aware Mac apps, which Apple can channel through its new App store.