Among average Americans, the biggest advantage for promoters is the widespread susceptibility to scams. FartCoin, $TRUMP, and BitCoin are equally buoyant unless you know just a little about the technology and culture. Demographics might change this before education does. That’s the second inflection point.
The third inflection point is how the politically-connected holders will manipulate hard forks, say due to a quantum breakthrough in Grover. Once we start seeing forged signatures, will we roll Ethereum back to last June? Or back to Tuesday?