Agreed, and it was something that bothered me when writing my comment because the OP obviously is only focused on one of those audiences. I have about 20 citie

Agreed, and it was something that bothered me when writing my comment because the OP obviously is only focused on one of those audiences. I have about 20 cities under my belt (half, foreign) and could do the low-income version of all of them :D But this would be a good thing to add to the one or two expat-related sites concerning living costs that have popped up on HN in recent weeks.