Typical German humour: The shuttle shown says "Wir lassen keinen fahren", which means "We don't let anyone drive" (i.e. driverless), but "einen fahren lassen" c

Typical German humour: The shuttle shown says "Wir lassen keinen fahren", which means "We don't let anyone drive" (i.e. driverless), but "einen fahren lassen" colloquially also means to fart, which refers to the vehicle being electric and therefore having no (direct) emissions.