Like many great solutions, the money is funnelled by the guidance of experts working for organisations, who’s very lively hood is at threat if they choose the best option fir the masses.
So their answer is obviously self serving, which is to direct funds into their business.
Which is why, whilst we should already be a type 1 civilisation, we are still using fuels that date back to the 1st industrial revolution in the 1600’s.
I am optimistic that we will see to 2030, and start to move off world.
But there are too many people fixated on greed and not fixing the bigger problems.