For America? I can't think of any - being a global superpower, they have endless other better ways to do everything they might need it for.
For the rest of us, easier darknet drugs, I guess. It makes it a lot harder to ban crypto.
I actually think the purpose of a Bitcoin reserve is to temporarily increase the price so tech-bros (re: Elon) can sell at a massive profit. Then buy back at a much lower price. It’s just a way to indirectly transfer federal dollars into administration pockets.
I mean, I guess, but that actually gives them more credit than I think they deserve for being smart. I think they're just bringing their bullshit hype with them into office.