On Tue, 14 Jan 2020 10:25:38 -0800 (PST),
wrote:

Ground on top - but most people prefer their outlets to look like
a human face, so they're installed - technically - upside-down.


... the reason for the human face thing :

https://neallynch.com/2012/01/01/ero...ggy-style-sex/

John T.