People don't need to understand it. They just have to have it slipped underneath them.
Getting the West to onboard, such as in sheltered places like the UK, has been difficult, compared to places where banking and getting capital is difficult.
The system shocks will probably accelerate the adoption of cryptocurrencies, and could lead to a dramatic increase in HIVE users for example. If a critical mass of people onboarding in places like the UK is reached, this will lead to mass adoption across the country, and spread to other countries.
Time will tell.