http://www.pewinternet.org/PPF/r/154/report_display.asp
Once again, Pew jumps right into the Hot Tech fray. Download the report, read it and ponder how you might server your users with audio content. Wouldn’t you like your library to be included on the iPods and other players in your town?
The Wikipedia entry on podcasting distinguishes this medium from traditional internet radio because it allows consumers increased flexibility in listening to audio content and because delivery of podcasts can be automated. Before podcasting, internet radio listeners had to tune in to scheduled programs or retroactively search for individual broadcasts to download. Podcasts offer the unique feature of being delivered automatically to subscribers. Once a copy is stored on the listener’s computer or portable music player, podcasts can be ?time-shifted,? or played at any time.