relevant for itunes. Need one for per category, per mediatype. need hard coded custom name per title and hard coded artwork per category.
using custom feed, with query like dc_subject__:[subject] AND has[audio|video]_file:true
artwork isn't being included in the resultant feed see
['Business','Engineering','Fine Arts','Health & Medicine','History','Humanities','Language','Literature','Science','Social Science','Society','Teaching & Education' ]