Manu, Just a suggestion but wouldn't it be good practice to use an ordered list in the hierarchical example? (on the audio-info-issues page).
BTW I think the three structures proposed are excellent (the only outstanding issue that concerns me is the signalling of collection type). Chris _______________________________________________ microformats-new mailing list microformats-new@microformats.org http://microformats.org/mailman/listinfo/microformats-new
