That's a fair point - selection bias. I thought about that later after I wrote it. I was thinking about people I knew who wanted to move to a country and was

That's a fair point - selection bias. I thought about that later after I wrote it. I was thinking about people I knew who wanted to move to a country and was successful in doing so, through visa applications, finding jobs with sponsorship or whatever. I realise it's not easy, just trying to play a little devils advocate.