Probably the difficulty adjustment. It's a crucial piece, but not really necessary for explaining the basics, so often gets overlooked.

It's not even a competition:

Bitcoin allows the destruction of our last true monarchies— The central banks.

"Sorry sir, prices have gone up, your dollars are now worth 40% less than yesterday because a dozen unelected nobodies decided that they are so much more intelligent than the foolish plebs, that they opted to help out by printing more cash". Who are they? The wise leaders of "the economy" indeed.

Off with their heads! Better yet, off with their printers. Let them go back to the universities and write papers about how they definitely know totally how economics can be fixed if only those anointed economists had control.