From The Next Web:
Apple has just updated iTunes to version 11.0.2, adding in a new Composers view for music, in addition to various bug fixes and performance improvements. The composer view can be found under View Options> Composer.
Apple details that iTunes 11.0.2 now features improved “responsiveness when syncing playlists with a large number of songs.” This update also apparently resolves a problem in which some users’ purchases aren’t showing up in their iTunes libraries.
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