Managing digital assets like crypto through hedge funds if you are a big investor or buying ETFs or Index fund designed using cryptocurrencies from the reputed asset management firm would be a safe bet for investors who do not have stomach for the huge market fluctuation in cryptocurrency world. But in any case, for more mature investors who do not like day trading and do not want to follow the bitcoin news daily, it worth putting at least 10% of your investment in cryptocurency either using hedge fund or through index funds.