As you may have heard, Viacom and YouTube have been having a little tift lately, in the form of a major lawsuit by the former over copyrighted material posted on the video portal. It's a lawsuit that, according to YouTube, will cause such video sites to "cease to exist in the current form" -- but more importantly, it's a lawsuit that leads to some rather hilarious behind-the-scenes details. Here's a really juicy one that the official YT blog published today by Chief Counsel Zahavah Levine. Word has it that Viacom had hired over the years at least 18 different marketing firms to inconspicuously upload content. We can't really say it better than the posting: