I have a boring laser printer. The only thing it does is make a fan noise and a bit of whirring when it prints, and a sheet of printed paper slides out of the top.
or could care less. Both forms of the idiom have been used that they're both now considered correct.
Language doesn't follow logical rules, Wonko. It's used to convey meaning, regardless of whether or not you can use logical gates to show that what you're saying ACTUALLY MEANS THE OPPOSITE!!!! OMG!!!
There are merely instinctual reactions, hearkening back to the days when the modern domestic feline's ancestors stalked the wild, feral printers of the open plains and the forests.