The Web gives us useful new tools for sharing information. A great example was our Web seminar today, a roundtable discussion about radio technical developments with David Layer of NAB, Milford Smith of Greater Media and the NRSC, and Mike

It's interesting to see the developing nature of multicast programming, like the announcement yesterday that a radio upstart whippersnapper KDKA is airing the content of its AM outlet on the HD3 channels of three CBS Radio FMs in town. (KDKA

Radio localism, among other issues, discussed this morning on music-industry blog Hypebot.

Changes are under way at the Radio World Web site. Please excuse any hiccups in the transition to our new look, feel and features.

The pre-Christmas push to get digital radios under the tree is on.