Juno Podcasts
Maybe this is old news, but when you’re listening to the juno podcasts, if you have the artwork open in itunes bottom left corner, it shows each song as it’s playing and you can click and buy direct from juno…
http://itunes.apple.com/gb/artist/juno-download/id300854791
Amazing way to listen to tunes whilst working and spunk hard earned cash 
pretty amazing!
ps i don’t work for juno 