Would you buy a MacBook with a touchscreen keyboard?

Laptops that turn into tablets, tablets with detachable keyboards... the line between tablet, 2-in-1 and laptop is getting blurrier all the time, and a new patent recently filed by Apple suggests the trend for versatile devices is unlikely to go away any time soon.We're not talking about a touchscreen display here - we're talking about a touchscreen keyboard underneath the display. Haptic feedback would be used to let you know when you've hit a key, though you'd just be hitting a flat surface wi