MAKE: Blog: BadFruit – Get Podcasts for iTunes now!
“You don’t need to wait for iTunes 4.9 to get podcasts through iTunes for your iPod! Badfruit is a plugin for iTunes (Windows) that allows you to browse thousands of podcasts right from iTunes 4.8. “
Yummy, BadApple! Note: Uses central directory of podcasts; doesn’t appear that you can add your own podcasts:(