A radius of effect would be nice. I can't count the times I died solely because of being a pixel away from the next magnet in sequence. So I just merrily watched as I drove myself into a wall.
For those of you who need a little extra edge in normal, there is a secret room at the top of the first room you can use focus. It just takes a bit of ...focusing.
Really liked the click and drag cheat, made looking at all three endings a much quicker and more enjoyable experience. Good game, though one must wonder how the dear professor handled being in the middle of that zombie lovin.