There’s an artful wisdom gained from age, maybe. I’m still young though so let’s say; personal experience. It’s understanding that sometimes you don’t have to play the game.
Knowing my luck, I’d have light expertise on Intel CPUs right about now if I still had interest in playing games. I heard somewhere once that processor imperfections influence the numbering of its variants (i3, i5, i7). If so, then the wonders of economies of scale?