I just got back from South Korea (Seoul) where I spent a month working and on vacation. By no means am I any sort of expert, but here are my insights ...
source https://www.google.com/url?rct=j&sa=t&url=https://news.ycombinator.com/item%3Fid%3D19138415&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNHihP6KSUqDJ7zVejeWqNg97jLqeA
