I've found the opposite - with the companies I've worked for (all Australian) in the past 10 years, there's been a total of 5 developers I know of who ran Windo

I've found the opposite - with the companies I've worked for (all Australian) in the past 10 years, there's been a total of 5 developers I know of who ran Windows (and that's including a person who used to work at Microsoft).