Given that PGP keys were extensively used by vendors on Silk Road, wouldn't it be possible to use Silk Road profile and transaction data (I'm sure there exist s

Given that PGP keys were extensively used by vendors on Silk Road, wouldn't it be possible to use Silk Road profile and transaction data (I'm sure there exist some site dumps out there) to bootstrap a web of trust? Then a distributed hash table or similar structure can be used to publish product listings, signed transaction data, and feedback to keep everyone updated on who's to be trusted or not. There would be no explicit escrow but lots of people trusted the feedback history and "Finalized Early" on Silk Road without getting scammed.