Most airports have separate controllers for taxiway coordination and for runway and air coordination. Many larger airports separate tasks further, like having a separate approach controller. So, usually different people.

I know it’s a typo but I’m cracking up at

ethnically non-monogamous

This is why “divide by half” and “divide in half” are two different things

Any positive number?

Ehhh |q| = √p but close enough

Jalapeños? Man would choke on anything spicier than flour