Grocery Stores or Monster Factories?

“An informal enquiry of the behavior of 500 supermarket shoppers clearing carts of litter prior to entering the store showed that 69% dumped the rubbish into another cart, 26% dropped it on the sidewalk, and 5% deposited it in a trash container.”
 — John Trinkaus highlights the findings of three shopping cart behavior studies (???) and guess what? Four out of five of you don’t put the carts back into those holder thingies and only one in 10 respects express checkout limits. Animals!