Do you have a cite for the 60% loss? Perusing Google shows 8-15% average, so that's a hell of an outlier. Gas engines on the other hand, have a maximum carnot

Do you have a cite for the 60% loss? Perusing Google shows 8-15% average, so that's a hell of an outlier. Gas engines on the other hand, have a maximum carnot efficiency of about 40% (that's 60%+ power loss there), which doesn't include extracting/transporting/storing as well as the kind of unplanned of losses this article talks about.