"Google has launched an online 3D virtual world called Lively, which it hopes will rival Second Life.
"Lively allows users to create personalised avatars and virtual rooms. These rooms can be based around any theme, and filled with customised architecture and furniture, as well as elements from the web."
"YouTube videos can be watched within a virtual PC, for example ....."
That last bit is eerily reminiscent of World of Word of Warcraft don't you think?