I've doubted bitcoin for years, and continue to. Part of me realizes I was wrong, in the sense that I would've made money had I only bought and held - but I can

I've doubted bitcoin for years, and continue to. Part of me realizes I was wrong, in the sense that I would've made money had I only bought and held - but I can't bring myself to buy something that doesn't work. I can't use it as currency due to transaction fees and times. "Store of value" is basically the same thing as "Ponzi scheme" as far as I can tell. I would've made money, but...