Zune Update: What's New? | Sarah In Tampa | Channel 10
These reasons below are enough to upgrade. Nice new feature, and the podcast library is a nice touch. I have been wanting to say where the podcasts go for a long time.
You can also choose which locations should be the defaults for saving content. Also new is a Podcast library for syncing podcasts via Homegroup settings
Zune Update: What's New? | Sarah In Tampa | Channel 10