Peer Site Network

I saw a reference to this over at Scripting News and have been a little puzzled over there entire purpose. But I doubt I want one of my machines opened up to there network. If anyone has any insight drop me a note as I am a little slow on the uptake on this one.

But on the initial read seems there are lot of applications out there that will do what they are doing already. [www.peersites.com]