The sad truth is that endless money will not be able to buy or create a perfect world or significantly improve it unless their is an infrastructure and government in place. I would say it would make a lot more sense to use part of that 2 billion dollars on getting some good people into congress. Most elections sadly are simply decided by who has more campaign funding.
Bezos knows how to measure results in complexed systems. I'm sure he has 100X the information this author has.
I wouldn't bet against him. He has the "against all odds" track record.