Keith's note: On 8 June 2012 I got an email update from Planetary Resources. This portion got my attention:
"Here's a quick summary of the highlights:
. Over 70 Million US television viewers
. 5 Billion Unique Monthly visitors with front page headlines on Huffington Post, Drudge Report, Twitter, CNN.com, Yahoo, Washington Post ..."
Hmm. "5 Billion Unique Monthly visitors". That's more traffic than Google gets and represents more than half of the population on Earth. Wow.