Amazon: http://www.amazon.com/gp/pdp/profile/ATILATX3PEXZ4/ref=cm_cr...
Letter voting for an art rail project (search for "nakamoto"): http://media.metro.net/projects_studies/connector/images/Fin...
Google cache of a recent event where he was at (look for the guy in the yellow baseball cap): http://webcache.googleusercontent.com/search?q=cache%3Awww.m...