Good article, for anyone in korea looking to unentangle themselves from this fiat linked system, I'd suggest lookign at this article:
https://steemit.com/cryptocurrency/@stingr4y/just-one-of-the-reasons-mining-crypto-is-awesome

Mining can get your cash into crypto without having to go through the likes of bithumb or coinbase. People need to also look at using gold as a vehicle to get coin back into fiat. I might write an article about that soon.. matched betting is also good..