... In October, a Google search would have returned fewer than 6,000 results for "podcasting." Today, that number is 744,000, and it seems nearly that many podcasts are available. ¶ But as with blogs, a sharp divide exists between the relatively small number of good podcasts and the vast number of bad ones, or at least ones that weren't around long enough, or don't update often enough, to attract an audience. ... Link: Wired News.