First, I don't disagree with your general conclusions, but the median salary of South Korea is not even close to the United States. It is closer to 30K annual.

First, I don't disagree with your general conclusions, but the median salary of South Korea is not even close to the United States. It is closer to 30K annual. Taiwan is lower. Maybe for an expat it may seem higher, but if you get paid by a Korean company in accordance with local salaries, it doesn't get close to that.