The US Navy blogs. Larry Kudlow of CNBC blogs. I'd say "everybody and their brother" except (1) it's a cliche and (2) it may be grammatically inaccurate. Dan Rather is only too aware that everybody blogs.

But just as blogging and the blogosphere have become widely accepted, blammo--along comes podcasting.

Just what is podcasting? Literally, it's broadcasts meant to be played as MP3 files on an iPod or other MP3 player.

Visit the podcasters discussion group on Yahoo! Groups and a dizzying variety of terms confuse: FeedBurner, Skype, GarageBand, iPodder, and the like. Since I'm not yet a podder myself it's not my intent to weigh the relative merits of the technologies or to discuss how they work together. I'm just here to offer some thoughts on blogging vs. podcasting.

Actually, podcasting seems to have grown out of blogging, and quite often, podders are bloggers who include podcasts in their blogs. The queen of this is Amy Gahran of Contentious.com, who talked about content long before anyone knew what Web content was or (gasp) that it was different than print writing: http://blog.contentious.com/. Amy has a terrific podcast on why more women should be podcasting, and it's part of her Amy's Adventures Audio Show.

Amy has an excellent definition of podcasting:

"In a nutshell, podcasting is simply online audio content that