2. If you set iTunes NOT to copy music into the Library, then you can continue to manage your directory structure manually and do your command line tricks (or even drag & drop the folder visually). The only big limitation which will probably to continue drive you away from iTunes is point 0.
3. You can tag files in OS X. I don't think you can have unlimited number of tags though. (I don't use this feature).
1. Uhm.
2. If you set iTunes NOT to copy music into the Library, then you can continue to manage your directory structure manually and do your command line tricks (or even drag & drop the folder visually). The only big limitation which will probably to continue drive you away from iTunes is point 0.
3. You can tag files in OS X. I don't think you can have unlimited number of tags though. (I don't use this feature).