 Workers foil bosses' surveillance attempts. So people probably know that if you work from home sometimes, you just have to show that you're active. It's got to be like a green light. And so what people do now is they just jiggle the mouse to pretend that they're at work. Now there's new ways for companies to figure out if you're just jiggling the mouse and if you're not actually working. And they're firing people based off of that.