Google is having to work to try keeping its Lively online 3D virtual worlds from getting a little too lively.

After a particularly creative night’s sleep, Paul McCartney rushed to the piano at his girlfriend Jane Asher’s house to scribble down a tune he had heard in a dream. That song, Yesterday, would become a Beatles classic.

The affordability and growing popularity of color laser printers is raising concerns among civil liberties advocates that your privacy may not be worth the paper you’re printing on.