For supporters of a #hydrogen #transport economy, its all looking a bit like the Betamax/VHS choice in the 1980s (for this of you old enough to recall the river video system);
the promise of a #green #automotive system is increasingly taking the Betamax role; it may be a superior technology, but all the main #manufacturers are going down the #electricvehicles - #battery route (the VHS option).
the political economy of #technological advance is seldom easy to predict