Plasticbrains people often have a strong interest in optimization. Once they come up with a set of rules and goals, they will often try to optimize for their goals within their rules. Again, this probably explains their affinity for programming.
Yep, that's me. Totally. I'm retired now, but my career was in programming. I'm constantly looking for the best, most efficient way to do things and the principles behind them, whether it be cooking, yardwork, or arranging my space. My degree was in philosophy, so I also fit the description of someone who has a fairly well-considered system of ethics & politics. And I often feel the anxiety that comes with situations where I don't know the rules.
Autodidact, check. Highly sensitive to bright lights and loud noises, check (I'm an "HSP".) So many checkmarks, it's like one of those uncannily-accurate horoscopes...
Very interesting article. Thanks for posting the link!