You only don't believe it because you lack the imagination to build it. Which is the case for everyone but the person who does. Unfortunately, that person may

You only don't believe it because you lack the imagination to build it. Which is the case for everyone but the person who does. Unfortunately, that person may have killed himself because of JStor. Ultimately, you apply modalities not concepts which explains why you can't see it. Email doesn't need to be email it only needs to provide equal or greater utility.