Universally 35+. Several in their late 40s, a couple 60+ (tenured professors and the like). You know how books or movies that talk about martial arts masters us

Universally 35+. Several in their late 40s, a couple 60+ (tenured professors and the like). You know how books or movies that talk about martial arts masters use phrases like "no wasted motion" and "elegant grace"? Yeah. Like that. But with architectural design docs springing fully-formed from their foreheads and data manipulations that reveal their meaning in a single line when I'd have needed a page. Edit: Oops, forgot one. Senior PhD student in my lab while I was in college. Might've been 28 or 30 at that point?