With e-book readers and computer tablets coming to the fore, the publishing industry hopes for salvation. All Things Digital covered the backstory, especially Wired's effort, in November. Apparently, "Adobe is creating a publishing tool for the new format, as well as magazine-reader software that may come pre-installed on the devices or may require a download."
This of course goes beyond "book video" and what's now called the "Vook," both discussed here on AEP earlier this year. Here's a few examples of what's in development by Wired (loud audio), Sports Illustrated, and Berg with Mag+:
Update: Recovering Journalist takes an overview in Apple's Tabula Rasa.