Somebody claiming to be Schimon Jehudah wrote:
On Wed, 10 Dec 2025 12:04:37 -0500 Stephen Paul Weber <[email protected]> wrote:>I was wondering whether some features, which have visual impact on >messages, should have XML Namespaces (xmlns). This is already how everything works.Sorry. I was not aware of it. I changed the title. So, how is it that older clients *do* display contents of elements with xmlns that is not supported?
They don't. Most XMPP apps for most features choose to intentionally add "fall back" content, that is content in more widely-supported namespaces. In order to avoid having apps miss some content only because it is in a format they don't understand.
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