Ok give me billions and let me take a whack at investing it. Not saying she shouldn't keep her money or telling her what to do with it but she could be a bit more humble.
You and I both know what we would do. It doesn't mean either of us would be right, just what might be done.
Remember the guy that won, at the time, the biggest lottery ever? Remember how he commented that he was going to buy a headstone for a deceased friend of his that didn't have one, but he didn't know what he was going to do with all that money, while his (adult) kids stood behind him smiling? A few years later, he declared bankruptcy. His grandson and his daughter had both OD'd on narcotics bought with money he had given them. Who knows where it all went? He was lucky, except really not so much.