Its alphabet was all capitals.

It was informed with an evil spirit.

It obeyed no known laws of physics, and overthrew the hoary axiom that like things performed to like things produce like results.

I'll swear that machine never did the same thing in the same way twice.

Again and again it demonstrated that unlike actions produce like results.
How my back used to ache with it! Prior to that experience, my back had been good for every violent strain put upon it in a none too gentle career.