The major advertisers that just announced they're participating in the first test of Canoe Ventures' interactive television are Fidelity Investment, GlaxoSmithKline, Honda, Kimberly Clark and State Farm. Canoe is working with the Association of National Advertisers on the project.

NBC Local Media has debuted "The 20," "an initiative that taps the top Twitter influencers in each market to help curate local news and issues" in New York and Washington, D.C., according to lostremote. Members of the group appear on local news broadcasts as well as having their tweets on a blog. Expect NBC Local to roll out the program to all its markets in the next few months.

Matthew Ingram does an excellent job of analyzing why no traditional news organization has been able to do what the Huffington Post has done on the Web: "in less than six years, they built a media operation that is second only to the New York Times in terms of traffic, and almost as valuable." He contends that newspapers "have too much to lose" to embrace the Web whole-heartedly, "because [they] sees the web (consciously or subconsciously) as a threat."OK, maybe that's not a new argument, but Ingram does a particularly well-reasoned version of it, along with a comprehensive history of …

In its fifth week of programming, OWN: The Oprah Winfrey Network's ratings are significantly lower than last year's numbers for Discovery Health, the network it replaced. OWN plummeted 17% last week from the week before for its core audience, women 25-54.

Expect to see "potential reductions in staff" at AOL, according to AOL CEO Tim Armstrong -- but no sharp turn to the left in content tone, noted Arianna Huffington in a video interview posted on The Wrap.And will AOL products like Politics Daily and Daily Finance be killed in order to make room for HuffPo brands? Armstrong said, "We're going to work through this in the next 30 to 45 days. Our job is to put the best things together... My guess is that the majority of AOL's brands that can stand on their own will continue to stand on …

After a weak 2009, national spot radio advertising came back with a 17.7% increase, with bouncebacks in the auto, telecom, retail, consumer products, and entertainment categories, along with the active political season in the run-up to November's elections. So far in quarter 1 of 2010, automotive has been tracking an impressive rise of 73.4% from last year. "Entertainment, retail and telecomm are off to a slower start, partly because of later placement and shifting dollars from national to local," according to the Radio and Television Business Report.

The New York Times' Penelope Green dissects the changes made by new editor Margaret Russell in Architectural Digest, the "once-mighty title that has been struggling." Half personality profile of Russell, the piece also provides a useful analysis of the whole shelter book category as well as a sly look at Conde Nast's previous corporate culture of waste, now coming to an end, with "generous writers' contracts," for example, gone. "It was determined that they were not a feasible business model," says Russell. The piece does not mention a new Conde Nast entry into the shelter category, Lucky …

And speaking of Lucky, as we were in the item above, have you seen the anemic March issue -- especially as compared to its rival InStyle, which was congratulated in Art Bamby's blog for being 500 pages, "bigger than last year's 425 pages!"We compared the two magazines a while ago -- way before Lucky had been labeled "the beleaguered shopping magazine" by the New York Times, and before their sizes started to diverge so greatly.

The royal wedding won't be broadcast in 3D, mostly because the small space available can't accommodate the necessary equipment, but also because the medium could prove a potential distraction, according to The Hollywood Reporter Rupert Murdoch, who had hoped to use the wedding broadcast in 3D to attract subscribers to a new 3D channel, is undoubtedly biting his lip in disappointment.

In honor of the season finale of "Friday Night Lights" airing on DirecTV tomorrow, check out the first two of TV Guide's three-part series that reads something like an oral history of the show, with quotes from cast members and executive producers. (If you've been waiting for the show to come back to NBC on April 15 and are worried about seeing spoilers, you can relax -- at least for these two pieces).Even for non-fans, there's at least one interesting quote here on network TV politics, from Executive Producer David Nevins: "I was coming off 'Arrested Development,' so I was …