"Sounds like "Rich White Guy" is the best person to solve the problems, then"
This is not a binary "problems" or "no problems". The manner by which colonialists "improve" the rest of the world is at the expense of the rest of the world.
Not commenting on Gates' particular methods, but injecting money generally comes with a cost, and at various freedoms of the countries involved. At best of intention, throwing money at a problem is not usually solving the conditions behind a problem.
But measuring what you're doing and the impacts you're having and adjusting as you go is likely to have a better outcome than those with similar goals who lacked such introspection.
This is not a binary "problems" or "no problems". The manner by which colonialists "improve" the rest of the world is at the expense of the rest of the world.
Not commenting on Gates' particular methods, but injecting money generally comes with a cost, and at various freedoms of the countries involved. At best of intention, throwing money at a problem is not usually solving the conditions behind a problem.