Thanks for pointing this out Tm2b. Also, the big payoff for many teams that are recognized as competitors is the exposure they get which often leads them be to sell their services or technologies to companies or governments. Several of the teams competing in the Google Lunar X PRIZE have gotten contracts with NASA . Also if you didn't know, Burt Rutan who won the first Ansari X PRIZE sold his technology and services to Richard Branson which has now become Virgin Galactic. (disclosure I work for X PRIZE)

Pull in all your social networking site feeds into a clean chronological view and you have a Lifestream. There were a ton of sites that released services to do just this last year. It's a great way to share and see what your friends are up to.