66
Why shouldn't electric plugs screw in?
(programming.dev)
A "Showerthought" is a simple term used to describe the thoughts that pop into your head while you're doing everyday things like taking a shower, driving, or just daydreaming. The best ones are thoughts that many people can relate to and they find something funny or interesting in regular stuff.
Because that would be a significant fire risk and would definitely result in a lot of people dying over they years. You need to be able to quickly unplug something in an emergency.