Interesting. As you read these words I can read from the scents you carry with you a sense of where you have been, who you have been with, what you have recently consumed. Although you are not a cat, from your own scents I can tell something of your mood. Some things about your state of health. Something of your intentions. Fascinating. They re changing. I can hear your heart. When you walk away I will hear where you go. Even if you move through a crowd. Even if you move to another room. These mundane...