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Novogratz used to run one of these massive Macro Funds, and he hob knobs with a lot of the guys that do still, and he thinks they will... which is pretty good anecdotal evidence if you ask me. :)

That combined with the fact that a study out of Yale on creating the prefect risk-adjusted portfolio said that a 4% allocation in bitcoin was ideal.

https://bitcoinist.com/new-yale-study-every-portfolio-must-include-at-least-6-bitcoin/