I wonder if they share their data with law enforcement, because there appears to be al lot of valuable data to be mined in the DHT swarms. This service reminds me of the crux in the most recent south park season.
* SPOILER *
Wherein world-order is threatened by the 'troll-trace' program that will expose the on-line behaviour of everyone.
* END
Of course law enforcement don't operate on guaranties and even weak evidence can help if a already suspected person is involved in an investigation, but its important that we distinguish between weak evidence vs strong evidence. The GetPeer reply is about as good as an anonymous tip arriving by email.
Sort of "IKnowWhoKnowsWhatIDownload".