But Krugman isn't complaining about Bitcoin's monetary policy here; he's complaining about the operation of the network itself. It's a pretty weak argument; he'

But Krugman isn't complaining about Bitcoin's monetary policy here; he's complaining about the operation of the network itself. It's a pretty weak argument; he's claiming that the network costs too much without doing any kind of serious cost-benefit analysis, just an inapt comparison to gold coins.