People who don't know cryptocurrencies live their own lives. They have their own problems that they are trying to solve and that's okay. It will take a long time for everyone to know about cryptocurrency, but not all of them will be engaged in it. In any case, while it is quite difficult for a significant part of ordinary people to use it. Cryptocurrency still needs to be improved and simplified. After all, not everyone will have desires and enough free time to study her wisdom. Everything has its time and this time should not be rushed.