Cryptocurrencies can help in developing countries economy, it helps in eradicating joblessness among the youths,instead of being jobless some youths are into trading using cryptocurrencies and they are making cool money,it also helps in reducing poverty,it helps in solving social trust issue,and  increasing access to financial service,it improve fund traceability, cryptocurrencies really helps developing countries where they don't have leaders that can manage their resources and the citizens are in abject poverty,those that have knowledge of crypto are exceptional there and they are doing well.