jabber:iq:private is discouraged since.... 2007
From Gajim channel:
[12:22:22 AM] edhelas: I'm working on bookmark integration
[12:22:28 AM] edhelas: http://xmpp.org/extensions/xep-0048.html
[12:23:02 AM] edhelas: here's a stanza sended by gajim
[12:23:02 AM] edhelas: \<iq xmlns="jabber:client" type="set" id="58">
\<query xmlns="jabber:iq:private">
\<storage xmlns="storage:bookmarks">
\<conference minimize="0" jid="movim@conference.movim.eu" autojoin="1" name="Movim">
\<nick>edhelas\</nick>
\</conference>
\</storage>
\</query>
\</iq>
[12:23:26 AM] edhelas: and here's the standard
[12:23:26 AM] edhelas: \<iq from='juliet@capulet.lit/balcony' type='set' id='pip1'>
\<pubsub xmlns='http://jabber.org/protocol/pubsub'>
\<publish node='storage:bookmarks'>
\<item id='current'>
\<storage xmlns='storage:bookmarks'>
\<conference name='The Play's the Thing'
autojoin='true'
jid='theplay@conference.shakespeare.lit'>
\<nick>JC\</nick>
\</conference>
\</storage>
\</item>
\</publish>
[12:24:06 AM] edhelas: jabber:iq:private is discouraged since.... 2007
[12:24:50 AM] edhelas: for my movim integration I implement the standard, so I will not be compatible with gajim (and some other clients maybe...)