Musk's money is invested in a gold wall and other stuff

Based on the AI ​​image with the gold wall: In reality, a wall made of $1 trillion gold would be 47.4m wide, i.e. around 10m wider. And the crazy thing is that after construction there is still ~$3.2 billion left! Enough for a private island including a luxury resort in Albania, Bezos' yacht, Trump's Qatar plane, a newspaper and the Chrysler Building TOGETHER. For simplicity, I used a gold price of $4,200. I calculated how big the wall would be with $1 trillion and what ma