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Friday 2 March 2018 at 05:52
Now I get why you wanted to mount those boards vertically, way less space taken up than if you were to mount them flat. Even though it looks a little messy, if that's truly all your wiring (coils, lights, switches), that could be neatened up if it were bundled. You have a good fanout for wires.
Source: http://pinside.com/pinball/forum/topic/ghost-in-the-shell-the-pinball-complex/page/4#post-4258807