Zune 4.5 Features, Laid Out In Full

"1.Smart DJ2.Native AVI and XVID support3.Marketplace on TV-Out...9.In artist view, you can now play all albums or songs, or add them to now playing.10.In the marketplace, you can see more than 3 of an artist's top songs.11.Playlists now have a transparent background in Quickplay...."

Now that the 4.5 firmware has been out for a few days, users have poked through the nooks and crannies to find all the new hotness on offer. If you needed another (or 20-something) reason to update, check out the thread.