>The study also finds that battery and charging advances will obviate the advantage that fuel-cell vehicles are presumed to have in long-haul logistic operations and the road transport of very heavy goods.

Despite this blurb, I still believe the primary use for hydrogen will be in trucking not in cars. Further more, there are times when some turbines in a wind farm are turned off because consumption has met demand. We could keep those going full time and just convert excess to hydrogen.