"but I’m not going to entertain anyone’s opinion who doesn’t have a financial stake in it." So that's all the traders ... thrown under the bus; irrelevant according to you? ... This is insane reasoning.
Discussion
Even if traders had an opinion on the technical design of bitcoin (which I doubt they do), even they have some semblance of a financial stake in its future, at least to the extent that its technical design affects their ability to profit from it.