Makes sense. Just like in a PGP web of trust, where that key is your unique identity, so will these fingerprints be. But it's a lot riskier to use them as your

Makes sense. Just like in a PGP web of trust, where that key is your unique identity, so will these fingerprints be. But it's a lot riskier to use them as your passwords (either against the NSA or other dedicated hackers).