Mark Rober's Revengineers S01 E01 Attention Bad Shoppers

"Mark Rober and his team of specialists take down the morally impaired."

Mark and the Revengineers exact sweet revenge on inconsiderate shoppers who over-indulge on free samples at a booby-trapped farmers' market stand. Then, they set loose a fleet of robotic shopping carts on lazy cart returners at a local grocery store.