Perhaps of your interest might be this work https://arxiv.org/abs/2101.10873v1 on why quantum physics needs complex numbers to work. Interesting noting though that as for solving polynomials, quantum physics might be also considered a “convenience” within the Copenhagen interpretation
Perhaps a cynical view but can this be an optimal way of avoiding taxes/laws? Any in-orbit trades would be completely unregulated. This combined with the fact that only the <1% of the world population would have access to it