"Shell's futurists spin scenarios of a worldwide turn to electric vehicles and hydrogen power ... And here’s that first quote in context: By 2070, the passenger road market could be nearly oil-free and towards the end of the century an extensive hydrogen infrastructure rollout displaces oil demand for long haul and heavy loads. By this time, electricity and hydrogen may dominate, and affordable, plug-in, hybrid hydrogen vehicles offer the ultimate in flexibility and efficiency." (Quoted from article)