Hank and BJ discuss the value of immutability and how it can help reasoning about code much easier.

Clinodactyly

NSTouchBar API

Alfred App

Immutability

Deterministic versus Nondeterministic algorithms

Idempotence

Pure Functions

 

Other potential titles:

“Courageous Marketing Terms”

“It’s a sentence you don’t hear every day”

“The Freddy Krueger of Variables”