Already this might have discussed. The growth of bitcoin as well other digital currencies keeps progressing with time. By the time common people too have begun to use cryptocurrencies on their daily life. Compared to the fiat usage, common people using cryptocurrencies were low. When the usage increases what will be the preference of common people. Whether it gets used as investment, gambling asset, trading asset, alternate payment, darkweb usage source.
Maybe the increase of usage of bitcoin by all means on those youve mentioned are already done but something is missing and that is the popularization.
Bitcoin must be in all aspect not just those you mentioned .people worldwide must be in crypto for this all to be in effect and for everyone to take place
Cryptocurrency is risky indeed but this is also beneficial and thats what people must understand and accept