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For an added touch, you can cover the can with red saran wrap to make people think you're going backwards.
Just kidding, don't do that. Safety first, kids.
~Not-"Not-So-Handy Andy" Jack
From the submitter:
I am in IT. Our bathroom light burned out. We have no extras but got a USB light!! Wall power to PSU to motherboard to USB port to USB light! FIXED!