By the way, this is part of a larger Frontline (PBS) episode on how our online lives change the way we exist and think as human beings. While it's a little over-serious, I recommend it.<p>View online at <a href="http://www.pbs.org/wgbh/pages/frontline/digitalnation/" rel="nofollow">http://www.pbs.org/wgbh/pages/frontline/digitalnation/</a>