Look very closely at this work in progress and see if you can find the mistake. Hint: Get really close to the screen and pull your head back slowly.
Someone said that mistakes only need fixing if they're visible from the back of a galloping horse. Unfortunately, if I see it, I have to fix it -- so this was frogged and is now back in progress.
Answer: The second (or so) cable from the top is over when it should be under.