A guy living in a basement in China, Ukraine, or Russia is not sophisticated enough to make such investments. Bitcoin is the amateur investment dream, but, unfortunately, there is unscrupulous money behind it, too. When there's a supply of avid supporters living in denial and who invest any penny in it at any price, there's an opportunity to make money out of somebody else's stupidity.

People in those countries have access to equities markets. It's a little more awkward to trade in Russia, but there absolutely are online brokerages that service the country. China actively encourages private citizens to invest in stock funds.