My favorite present this Christmas was an iPod Nano from the Unknown Wife. Now I can listen to my music of choice while working or driving. I can also start exploring the world of podcasts.
Tyler Cowen at Marginal Revolution brings together links to a number of economics/business podcasts in his post titled Invisible hand podcasts. Rather than repeat his material, I'll just direct you there - if you don't already have Marginal Revolution on your daily reading list, add it now. It's the best economics blog on the web, bar none.