Everything transfers.
I crammed rhetoric for 2 months, in preparation for teaching a homeschool coop class, and then I got a job working in a marketing department years later and eventually took to holding sw training seminars and now it turns out that it's useful for memeing and shitposting. 😁
People can sense brilliance because it's the result of a brain or body being rapidly reengineered to complete a task at high efficiency.
You don't learn to run a good marathon by going jogging on Fridays. You grind down that trail until you become one with it and fly.