You should be able to find what you're looking for here http://www.id3.org . John ********************************************************************* On Saturday, May 10, 2003, at 08:24 US/Pacific, Tony Wilson wrote: > >> using the "Comments" field. You can then use >> the "contains" option for the smart playlists, and you'll be able to >> add an arbitrary number of keywords to each song. > > I was more interested in doing a quick column sort to zero in on > certain criteria such as just instrumental tracks. I find I mostly use > iTunes with a large shuffled selection, just the genre generally, but > would like a handy method to narrow that down. I've used the comment > field to first list the 'label/album code', for sorting by that, then > list the various players & instrument for searches; this is also the > info from the cd insert I want if/when I trade-in the original cd. Use > the BPM field for key codes and you can do a mass tagging of many > albums or artists at once without messing with comments that are > unique for every track. > > By way of reference, anyone know the size limit on the comment field; > do searches choke when the comment fields are large and numerous. I > have thought that storing all info you want (that is not already > covered by tags) as an XML doc in the comment field would be useful. A > mini app that made it easy to write your info [auto-fill feature for > the instruments,players, etc] and then wrote the results to the > comment field as XML; the same or a different app could search this > 'comment-XML' and translate results to html for display in your web > browser. > > ---- > Tony > >