Are these people trying to be stupid?

Sofia Loginova, 17, a Quincy High senior, said she didn’t hire anyone to hang four backpacks emblazoned with her Web site’s name, www.B4Class.com, and filled with newspapers and some dollar bills, from tree limbs and on a fence near the school. The unexplained backpacks sparked a panic.

The State Police Bomb Squad brought in a mechanical robot and a bomb-sniffing dog to investigate, immediately bringing to mind the Cartoon Network marketing ploy that shut down parts of Boston for hours earlier this year.