Personas

This link is worth checking out, if only for what it portends for the future, when more information about each of us is accessible by the bots:
http://www.stumbleupon.com/s/#15iYMQ/personas.media.mit.edu/personasWeb/

It is easy to imagine a time when people retrieve information about themselves, their habits and proclivities, online. For many people already, the web is a living archive of our personality. Who am I, and why am I here?  Let me Google it.