[Question] How can prediction markets become more trendy, legal, and accessible?

Prediction markets seem useful in many decision making contexts where there are experts or crowds of people who knowledge, as opposed to large piles of machine-learning accessible data.

In many industries and across the world more generally, prediction markets are not well-known and they are treated with skepticism and a fog of illegality due to their association with gambling.

I think that launching more trendy prediction markets could help remedy these issues, e.g. royalwedding.metaculus.com