julian reschke julianreschkegmxde lisa dusseault wrote believe instigated creation new uri scheme held thats say however iesg required solution elaborate martin said raised issues uri scheme added review solutions might work instead new uri schemes discussions started bar san diego unminuted list email issues trying help wg address http uri found email blog etc operating system launches web browser however web browser doesnt know formulate held request even know wouldnt know whenwhether yes understood somebody rephrase use case may understand geopriv stuff sufficiently grok problem spec already defines custom mime type good concern client get http uri receive response mime type still wouldnt know whether seeing genuine held response static xml document served web server case think new response header use options would simpler way achieve location uris appear another context lets say another protocol data format helpful able limit kind uris appear context limiting saying uris must uri scheme easy way problems solved ways besides defining new uri scheme said new uri scheme help problems highlight issue regular http requests eg get without body standardized interoperable held ok use new uri scheme target http request thats welldefined point http extensibility theory im aware major client server library limitations would prevent use practice made explicit document defines uri schemes believe implicit obvious far tell several problems rfc2616 requires servers understand requests absoluteuri requesturi also tells http11 clients use except talking proxies youre moving outside http11 spec existing client libraries xhr apache httpclient support format get request wire writing custom http stack implement server top existing http frameworks java servlet container extension hooks allow tested im aware w3c tag recommendations new uri schemes tr says good practice reuse uri schemes specification reuse existing uri scheme rather create new one provides desired properties identifiers relation resources notes say example need demonstrate bar uris new schemes want huge value add debate whether example big valueadd whether http uri fails express client needs custom get request given caveats lack official iesg ietf position believe theres consistency w3c tag recommendations ietf usage potentially specific usage maybe maybe would helpful somebody would explain http work instance wheres difference webdav atompub requires whole new identification scheme br julian _______________________________________________ ietf mailing list ietfietforg httpswwwietforgmailmanlistinfoietf wed 06 aug 2008 150145 0400 past lc comments draftietfgeoprivhttplocationdelivery08