A tweeting vending machine shames you into not eating crap. http://t.co/1TTfWOC67R pic.twitter.com/4Nv4OFRbOa
— Co.Exist (@FastCoExist) April 24, 2014
Interesting idea, but the alternatives offered at the end of the story—eliminating vending machines or stocking the machines with healthy alternatives—are probably more constructive.