60 Million Podcast Users by 2010?

The Diffusion Group is forecasting that podcasts and other forms of time-shifted audio will have 60 million users by 2010, representing 75% of the portable media player market.

In a report released today, the consumer research firm The Diffusion Group forecasts that demand for podcasts and various forms of time-shifted audio will grow from approximately 15 percent of the portable digital media player market in 2004 to 75 percent of the market by 2010, potentially representing 60 million users and an annual growth rate over 100 percent.

While acknowledging the podcasting is currently experiencing fad-like popularity