Defendants and plaintiffs in two related copyright infringement lawsuits against YouTube have reached a deal to protect the privacy of millions of YouTube watchers during evidence discovery, a spokesman for Google said on Monday.

Advertising revenue from YouTube is likely to total about $200 million this year and thus fall short of parent company Google's expectations, The Wall Street Journal said on Tuesday, citing two sources familiar with the matter.

A U.S. judge's order to Google to turn over YouTube user data to Viacom sparked an outcry Thursday from privacy advocates in the midst of a legal showdown over video piracy.

More than 1,000 people attended a rally Wednesday in support of a state legislator who has been widely criticized for anti-gay remarks caught in a YouTube audio clip.