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. A showerthought should offer a unique perspective on an ordinary part of life.
I'll keep using master/slave. Political correctness bullshit be damned.
Aren't IDE drives basically the only thing that used the master/slave terminology?
This also works for binary cable or interface connectors formerly known as "male" and "female".
I think manger / worker is a pretty easy one. It gets hard though because both of these terms are already used for class names everywhere.