Sifry, "Blog this link." Cool Amazon hack. Dave whipped it together at 2am last night after a chat with John Battelle.
The cosmos that shows the people who have just blogged the link is here.
"Do you know about power laws? Well fuck it, I've got the data."
An interesting point David made was that there are a huge number of blogs with 4 links.
everybody knows technorati is cool. now we're starting to find out WHY it's cool. excellent.
To be very fair, Paul Bausch has been doing this with his Onfocus Bookwatch site for at least a year if not more. pb is the king of Amazon hacks (he wrote the O'Reilly Amazon Hacks book.)
http://www.onfocus.com/bookwatch/
http://www.onfocus.com/me.asp