I certainly wasn't advising against decentralizing. Only warning against thinking of it as an easily implemented no-brainer, a la "just decentralize everything,

I certainly wasn't advising against decentralizing. Only warning against thinking of it as an easily implemented no-brainer, a la "just decentralize everything, and everything is going to start working smoothly, like magic". Naive libertarianism hasn't proved to be more effective than naive Communism, and most people including myself believe it isn't.