My scratch was actually kid related. I couldn’t find a simple, quick and ad-free tool for my daughter to learn reading. Hence, I created https://czytanko.org/ to practice with her a few minutes per day (Polish lang only).
I would add some clarifying quantifiers to your statement as not all rich people are rich because of markets knowledge. Inheritance of wealth is also an important contributor.
[0] https://www.pushing-pixels.org/2025/05/20/cinematography-of-...