I think it would be mildly successful, but I would like to see numbers from Rush Limbaugh, Sean Hannity, and Art Bell for their paid subscription services.
Looks like he is going to the subscription model for his podcast $7/month.
http://www.bit-tech.net/news/2006/02/20/ricky_gervais_podcast_paid/
Leo has talked about his new twit network of podcasts to go to the more conventional advertising model.
we'll see which is better i guess...

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