No, not the Common UNIX Printing System that no one can get working in order to print in Linux. That’s too frustrating to fascinate me.
I’m talking about cups. Tea cups, for example. The liquid receptacle.
It was maybe 5 years ago that I was carrying a drink from my basement fridge to my computer when it dawned on me – there’s so little between the contents of this can and the space around it. This tiny membrane of aluminum is all that it takes to enable this barely viscous liquid to float through the air.