Rita was ostensibly the maid, but the beach house never got dirty.  It was the one thing she thought they should have implemented but they never did.  She supposed it would have been too complex a task, to model the path of each grain of sand realistically.  But cleaning would have given her something to do all day.  She took Babbage’s coat and hat instead.
“What happens now, sir?”  He looked at her with that fixed grin, like he knew some joke that she couldn’t fathom.
“I wait.  The program is running, now I just need for it to finish.”