How RSS Lets You Get Your Radio to Go

Listen up: RSS now comes with sound. RSS's ability to handle enclosures, or attached files, has led to "podcasting," a way to capture the latest audio Webcasts on an iPod or other MP3 player. Net-radio stations and traditional broadcasters have been streaming live and archived content for a while. But without the time and software to capture, compress and offload the stream, you're tied to a terminal. RSS software such as iPodder lets you subscribe to, say, a weekly jazz podcast, an MP3 of which is downloaded every seven days and then dumped on your player next time you sync it....