http://u.qdnx.org/file/erkan-20141119T084912-3u7l5yu.html
also of interest: "W3C Social WG and #federation !consensus / collaboration" (1) and "A social API (and federation protocol) proposal" (2). (1) http://lists.w3.org/Archives/Public/public-socialweb/2014Nov/0035.html (2) http://lists.w3.org/Archives/Public/public-socialweb/2014Nov/0053.html