This year, the majority of Super Bowl advertisers also bought pay-per-click search ads, according to a new study by search engine marketing firm Reprise Media. But did traffic to advertisers' sites increase? The results appear mix

Viacom last week demanded that YouTube remove 100,000 video clips, but did little to investigate how many of those clips it actually owned. One result: YouTube this weekend purged some completely legitimate user-generated video that had the misfortune of sharing keywords with Viacom content.

Negotiations between Viacom and Google's YouTube have faltered, prompting Viacom to demand today that YouTube remove about 100,000 clips from its site.

Google Wednesday posted fourth-quarter profits of more than $1 billion, leaving analysts cheering, even as Wall Street reacted with caution. In fact, the stock dipped this morning, apparently due to concerns about Google's increased investments and higher payments to affiliates.

Almost one in three Web users are organizing the photos, blog posts and news articles they access via tags, according to a new report by the Pew Internet & American Life Project. "Just as the internet allows users to create and share their own media, it is also enabling them to organize digital material their own way, rather than relying on pre-existing formats of classifying information," states the report.

Spending on online advertising will grow 17.9% this year, dwarfing the projected 5.8% growth in overall U.S. ad spending, according to a new report by Outsell, Inc. Total, online is expected to account for around 20% of all ad dollars, Outsell reports. But before online publishers get too optimistic, they should keep in mind that Outsell includes money spent on marketers' own Web sites in the total.

YouTube is getting ready to start paying users who upload clips, according to reports this weekend out of the World Economic Forum in Davos, Switzerland. "We are getting an audience large enough where we have an opportunity to support creativity, to foster creativity through sharing revenue with our users," co-founder Chad Hurley said, according to press reports.

The Electronic Frontier Foundation has stepped up in the month-old dispute between ABC Radio and the blogger "Spocko." In a letter dated Jan. 25, the civil liberties organization demanded that ABC retract claims that Spocko -- and his Internet service provider, 1&1 Internet -- violated ABC's copyright by posting audio files from a San Francisco station, KSFO, on his blog.

Fox appears to be taking a page from the recording industry's playbook by targeting individual users who allegedly share pirated files online.

Broadband use has proliferated in recent years and one of the main beneficiaries has turned out to be the TV industry. Nielsen Analytics reported this morning that broadband video "extends the reach of traditional TV." As TV networks have started streaming shows for viewing on PCs and video iPods, the TV audience is growing.