I can agree with you in general but not on the "white middle-upper class", if you've ever been in any startup event in Toronto, about half of the people are not

I can agree with you in general but not on the "white middle-upper class", if you've ever been in any startup event in Toronto, about half of the people are not white, see for ex https://www.facebook.com/startupweekendtoronto/photos_albums https://www.facebook.com/startupweekendtoronto/photos_albums