Digital technology has become a defining characteristic of modern life. Almost everyone uses it, we all rely on it, and many of us own a multitude of devices. What is more, we all expect to be able to use these technologies "straight out the box." This lecture discusses how we are able to do this without apparent problems. We are able to use digital technology because we have learned to cope with it. "To cope" is used in philosophy to mean "absorbed engagement," that is, we use our smart phones and tablet computers with little or no conscious effort. In human-computer interaction this kind...