There’s quite a good article on the implications and possibilities around personal genomics in the New York Times:
My Genome, My Self By Steven Pinker.
He’s one of the participants in the PGP. You can see the mug shots of the participants at Genetic Future, which also has more background on the project.
Sorry for the drive-by post, but I wanted to capture this while I saw it. I may have some more thoughts on it later….