For $1B you can almost certainly acquire enough fissile material to build dozens of of nuclear weapons, attach them to drones and simultaneously strike the capitols of the USA, China, Russia, India, Israel and Pakistan. The resulting nuclear war will kill far more people than any AI you are capable of building.
Don’t like nuclear weapons? Aum Shinrikyo was able to build a Sarin gas plant for $10M.
If you really insist on using AI, I would suggest some kind of disinformation campaign. Using something like the freely available GPT-NEO you can probably put together a convincing enough disinformation campaign to change an election outcome or perhaps manipulate the stock market or, I don’t know, pick anytwocountries on the brink of war and push them over the edge.
For $1B you can almost certainly acquire enough fissile material to build dozens of of nuclear weapons, attach them to drones and simultaneously strike the capitols of the USA, China, Russia, India, Israel and Pakistan. The resulting nuclear war will kill far more people than any AI you are capable of building.
Don’t like nuclear weapons? Aum Shinrikyo was able to build a Sarin gas plant for $10M.
Still too expensive? You can mail-order smallpox.
If you really insist on using AI, I would suggest some kind of disinformation campaign. Using something like the freely available GPT-NEO you can probably put together a convincing enough disinformation campaign to change an election outcome or perhaps manipulate the stock market or, I don’t know, pick any two countries on the brink of war and push them over the edge.