OStatus/PortableContacts

profile info using portablecontacts set?
Naming's a little wonky because the naming's designed for the JSON output, where multiples are arrays.

<entry>
    <id>1234</id>
    <displayName>real name... required</displayName>
    <preferredUsername>nickname</preferredUsername>
    <note>...</note> // bio? doesn't seem right
    <tags>tag1</tags>
    <tags>tag2</tags>
    <urls>
        <value>http://...</value>
        <type>home</type> // 'home' vs 'work'? or 'homepage'?
    </urls>
avatar-> ?
    <photos> // for profile photos, suitable for avatar
        <value>http://...</value>
        <type>thumbnail</type> // ?
    </photos>