Cryptocurrency seems to have struck a chord with those who do not see much chance for advancement in the current state of affairs and perceive it as a way out - this seems to be common among all the people involved I've seen interviewed from South Korea to Eastern Europe. There's little discussion of the advantage of system of traditional money versus cryptocurrency, though that may be a function of how short the quotes used in the article are.
https://www.npr.org/sections/parallels/2018/04/23/597780405/...
http://money.cnn.com/2017/12/12/technology/south-korea-bitco...