David Orchard is a technical director in BEA Systems' CTO Office, focusing on Web services standards. He is a member of the W3C Technical Architecture Group, Web services Architecture, XML Protocol, and Advisory committees. He is currently or has been a co-editor of the Web services Architecture, Web services Usage Scenarios, XML Link, XInclude, WS-Coordination, WS-ReliableMessaging, WS-Addressing and SOAP-Conversation specifications. He has written numerous technical articles and is a frequent speaker on various Internet related technologies.
The “Must Ignore Unknown” model works very well when the software doing the 'ignoring' is the last piece of software looking at the data. What if there are other applications to follow?
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