Podcasting Growing

eMarketer (Thanks Elyssa) estimates that the total US podcast audience reached 18.5 million in 2007. Furthermore, that audience will increase by 251% to 65 million in 2012. And of those listeners, 25 million will be “active” users who tune in at least once a week.”
”As the US podcasting industry matures it is unquestionably creating a listening audience,” says Paul Verna, eMarketer Senior Analyst and author of the new report, Podcast Audience: Seeking Riches in Niches, “And along with a larger audience comes increases in advertising spending tied to podcasts.”

Looks like our early experiments in libraries are worth doing as the market size increases.
Stephen