Ever since I was a kid, I've been drawn to things that move on their own — machines, systems, anything that just runs.

Maybe that's just a boy thing. But looking back, I think it was more than that. I wasn't some kind of prodigy, but the pull toward "things that work automatically" was always a little stronger in me than in most people around me.

That curiosity eventually led me down a winding path between science and engineering — and I ended up in the battery industry, which was a pretty exciting place to be in Korea for a while. These days I spend my days doing battery research, and honestly, I love it.

But the itch never really went away. The need to build something that runs on its own.

Video games didn't scratch it. I tried iOS development once, but the gap between imagination and working code was wide — and I'm no genius.…