So for the first time in many weeks, I shutoff my Tibook and noticed that there were a whole bunch of marks on the LCD Screen that seem to match from the keyboard. I was wondering, if anyone knows ...

The DS Pixel Keyboard is a customizable keyboard that uses a 14 inch, 3840 x 1100 pixel IPS LCD touchscreen display as its input surface. This allows you to use configure custom keyboard layouts ...

To do so, open the Settings app on the Apple TV, select General → Keyboard Layout, and choose Grid instead of Linear. The on-screen keyboard will then have a square layout by default.