Do you prefer 38 times your money, or something less risky...
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BTC/USD: From about $300 to now about $11,500 USD in a bit more than 4 years which equals to about 38 times the initial investment.
Comparing that to the S&P500 Index which went from about $3,925 to about $19,500 USD during the same period, which is about 5 times the initial investment.