My father still enjoys clipping coupons and views it as therapeutic. He also enjoys the act of saving a few dollars here and there because it gives him the same dopamine rush that it did when he those dollars were relatively important to his overall net-worth. To many of us, the act of saving money is more exciting than the money itself.

I can definitely relate to this. I've spent countless hours optimizing my groceries and trying to get them as low as possible. I could easily spend several times as much without much financial impact, but I enjoy it as a way to derive satisfaction and mindfulness from what's otherwise just a mundane and repetitive chore