ETFs may have a chance now that SEC are defining what is a security and not in the cryptocurrency ICO space
Their prime issue was their inability to police the market, either down to so much of it being abroad or with exchanges having no interest in supplying the info they need to do their job.
They can't approve something if they're completely incapable of doing what they were created to do. Their yes is conditional on that.
I can't see that much has changed in that aspect.