Comment by DaSHacka

> Ross Ulbricht's indictment relied in part on deanonymization through Tor likely performed by timing analysis at the global backbone level, but the investigating agency (FBI) conveniently isn't required to reveal their methods.

I, uh, seriously doubt that much effort and sophistication was required to track him down, when he literally posted about the creation of the Silk Road publicly on an account tied to his full legal name [0].

[0] https://en.wikipedia.org/wiki/Ross_Ulbricht#Arrest_and_trial