New ask Hacker News story: Ask HN: I mastered a trade, how do I keep that up while working towards another?

Ask HN: I mastered a trade, how do I keep that up while working towards another?
2 by cristeigabriel | 1 comments on Hacker News.
I made the question broad, I'm intetested in how one can be a master at something, in perpetual re-actualization, and somehow make time for another "trade" to work towards (not for work necessarily, but passion)