I think that stereotype is also partially driven by immigration selection pressures: those that were able to immigrate would statistically skew towards higher income earners or those that have had higher education. The parents themselves are going to hold higher expectations of their kids due to their own achievements.
Sorry to hear about your friend. I’m not sure to what degree you knew him, but that’s horrible :(
It’s a different jacket entirely though. The backpack strap is also a different design.