[eurusdac]

Why are you arguing against your wife doing this? Even if you are technically correct about the value of bitcoin, it might still be a good idea, if it's money you can afford to lose.

You both might learn something. It might be fun. It might be a good story. Your wife might appreciate your trust, and trust you to take some other risk that you believe in.

Life is not a competition to make the most rational and well thought out economic decisions.