Why Flickr Doesn’t Do FOAF
Tim Berners-Lee asks "So do you think Flickr could be persuaded to source FOAF ?" Given what I've heard from Stewart Butterfield (co-founder of Flickr), the answer is a No. Back in 2004 (Mon, Nov 29, 2004 at 8:41 PM to be exact), I wrote Flickr asking if they could add sha1 hashes of user emails (in an obvious attempt to be able to convert the data into FOAF). Here's the original request email: Hello, Would it be possible to add a sha1 hash of a person's email address to the response of flickr.people.getInfo ? I understand that we don't want to give out email addresses, and it's nice that the API doesn't expose them. But to help in uniquely identifying users across systems, a good identifier is often their email address. To safe guard against spam, creating a SHA1 hash is a good way to hide the email, yet still provide a unique identifier for the user. This sha1'ed email address becomes a candidate key to the user, so to speak. Thoughts? Th...