"broad spectrum of symptoms with varying severities" Think this is the key. Maybe 'mild' can have some advantages, while 'severe' does not. And also, environm

"broad spectrum of symptoms with varying severities" Think this is the key. Maybe 'mild' can have some advantages, while 'severe' does not. And also, environment. If you have 'mild'-'middle' symptoms, but also lucked into a school-career like software or something, maybe it seems like 'super power'. But for those people, this is luck that symptoms and environment/situation matched up.