In reply to a post on twitter.com
@martin_eve HTTP URIs are federated. As @CameronNeylon says, issue is mostly social. My take on it summarised here http://goo.gl/nouE4
Notes
Apparently I have opposite of "stage fright"- am unable to give a presentation without an audience (trying to record audio for slides).
Another lovely unboaty evening with boaty people.
@YoungPublisher Thanks. My #APE2012 slides are here http://goo.gl/V8cNS
DataCite Metadata Search looks very cool. http://search.datacite.org/ui #APE2012