If I had done the same, I would have added some black tape on it to make it look presentable [emoji14].
Very interesting thread by the way.
I actually make sure that my own bodged repairs are not very prominent and I usually color match or tape them to hide these things [emoji1].
I have leaking gear oil problem slightly, so instead of keeping an obvious tray to keep the garage free of oil spills, I kept a very beautiful dark coloured floor mat/rug in my garage to absorb oil drops to keep the garage free of oil spills.