Twitter is changing how we interact with the world

Each of us chooses what we present to the outside world, crafting a public identity – a identity that we want other people to see. Every tweet, every Facebook posting, every Flickr upload is part of reinforcing the image we want people to see. “When every thought is externalized, what becomes of insight? When we reflexively post each feeling, what becomes of reflection? When friends become fans, what happens to intimacy?”