This is a better question! I think it’s more normalized in the US than many of us are willing to admit or capable of picking up on. It starts imprinting on us at a young age, maybe school age. Exactly how it completes this is something that might take a little while to unpack, but I am willing to take a stab at it if it’s really that important to you. I might have to make that tomorrow night’s insomnia homework assignment.