Have you ever been in this situation--you see someone you really, really don't want to have a conversation with. So, you think, "What can I do to avoid talking?" You continue to think, "I want it to look as inconspicuous as possible and not too rude. Hmmmm....what can I do? Oh, yeah, my cell phone!" A new survey finds people have faked using their cell phone to "avoid interaction with the people around them."