Are you sure lol?
“It looks like you can get access to the back panel of a touch screen. And once you have access to the back panel of the touchscreen, you can insert software (into a USB port), you can do all kinds of things you would do to a computer to mess it up,” said DeMillo, a tech expert who is the retired Dean of Computing at Georgia Tech, and former Chief Technology Officer at Hewlett Packard.
Not that things connect to the internet via USB ports but ...... whats worse is if someone trusted to run the machines is actually the threat.