I hear you. There are a lot of present business and investing models that are primed for disruption. There are many who are benefiting to such a large degree under the present system that they will not be willing to change.
Unfortunately for them, disruption doesn't get stopped. Instead, it runs over what is in the way.
I think you point about the traditional investment community is spot on. They are going to have a tough time altering their thinking to the point of understanding what you describe in this article. It is simply too far from what people are accustomed to.
This is also why crypto has a trouble onboarding, it'll change though as those in need will begin to accept it before those who have the resources recognize the threat.