Unity FocusOnObjectDemo

Cheap and cheerful attempt at focusing on objects when looked at using Unity.

Source code

Look at the red ball to focus in on it.
Move close to the TV and the camera will look at and focus on the cat.

It could be improved by slowly zooming in and out rather than happening instantly. If you wanted the TV to act as a computer it would probably be better to release the player from the look and zoom state by the movement keys instead of amount of mouse movement.