A lot of online social networking sites, Facebook and Twitter in particular, rest on the human need for connection. For letting people into your life, no matter how insignificant the post may be. Still, regardless of how inane the post may be, it’s still not the same as being there. There is no intimacy or sensory experience involved. Only reading. There is FaceTime, a more intimate connection than the phone time. And why is that? FaceTime provides hearing and visual pleasure at the same time. It is because, since we were babes in arms, the face and the sensory experiences of...