Presenting a serious challenge to Apple's iTunes, Amazon has finally launched its music download service.

Add world's largest focus group for marketers to the list of phrases used to describe YouTube. That's how Google's Eileen Naughton, director of media platforms, characterized the site this morning during a keynote address at MediaPost's OMMA conference.

NBC might be feuding with Apple, but the network's joint venture partner, News Corp., said today it's going to make season premieres of seven Fox shows available for free on iTunes.

In yet another example of TV networks scrambling to distribute programs online, ABC today said it will stream a number of its shows including "The Bachelor," "Brothers & Sisters" and "Grey's Anatomy" on AOL. The news comes one day after NBC announced plans to offer downloads of TV shows online.

It looks like the long tail of the Web continues to draw a good deal of people's attention, at least according to a new report by the Pew Internet & American Life Project.

As expected, The New York Times ended its premium TimesSelect service and is once again offering all of its content, including columns by well-known authors like Maureen Dowd and Frank Rich, for free.

In hopes of boosting its online ad business, AOL said today it's moving its headquarters from Dulles, Va., to Manhattan, where it will integrate newly acquired behavioral targeting company Tacoda and mobile marketing shop Third Screen Media into its new "Platform A."

The musician Prince is mulling copyright infringement lawsuits against YouTube and other Web sites that allegedly offer pirated videos of him performing.

Eons, a social network aimed at Baby Boomers age 50 and over, launched to great fanfare last summer, but the site apparently has fallen short of expectations. This week, reports surfaced that the site laid off 24 of its employees, accounting for one-third of its staff.

it's becoming increasingly clear that consumers and advocates are turning directly to YouTube and other video sites to get their own messages out. And, while marketers are trying to discern the best use of YouTube, consumers already know that nothing spreads online faster than complaints.