LONG BEACH, Calif. — In the 1987 film “The Untouchables,” the late actor Sean Connery sarcastically accused a would-be assailant of bringing “a knife to a gunfight.”
The presence of the diesel-powered Shell Starship 2.0 at this week’s Advanced Clean Transportation Expo is a sort of metaphor for the famous scene, a pivotal moment in the Prohibition-era crime drama.
Diesel fuel is no more the point of Shell’s futuristic technology test bed for freight efficiency than the knife-wielding mobster who...