You can learn a lot about a web site by peeking below the hood of its internal site search. And, based on Hitwise data out today, YouTube is a surrogate music video search engine.
Hitwise research suggests that 72% of the site's Top 50 search terms from December 2008 are music-related -- from L'il Wayne to Beyoncé, to song titles like "Womanizer" and "Heartless."
That YouTube leans heavy toward music shouldn't be a surprise. Universal Music's channel is the most popular on the site, with 3.3 billion views, and seven of the top ten channels are music-related. We've reported previously t [...]
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