James Holderness wrote:
...It could even be argued that feed readers aren't actually required to support prefixed xhtml content, so they aren't really broken. RFC4287 says very little about the expected behaviour of feed readers. Choosing to only support certain forms of xhtml could well be a deliberate design decision.
Only supporting specific XML serializations is a sign of a clueless programmer, that's it. I really can't think of a more polite way to state this.
BR, Julian
