Reply to Cobb's article on net energy

Kurt Cobb's original article "Should we use net energy to measure global energy reserves?" is at Resource Insights

I am not sure what audience Kurt Cobb was writing his article for, but I think most Energy Bulletin readers would have found little difficulty in accepting the critical importance of what Cobb calls "net energy" to the world's energy future. However it should be noted that net energy is a notoriously difficult figure to pin down in many cases, and when it is pinned down, the interpretation of the information is not always so straightforward.

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