Cryptocurrencies are almost as old as the smartphone and yet not one actual application has emerged. They aren't a good hedge against inflation, as their price

Cryptocurrencies are almost as old as the smartphone and yet not one actual application has emerged. They aren't a good hedge against inflation, as their prices collapsed when inflation re-appeared. They aren't a good vehicle for transactions, which is why crypto transactions occupy less than 0.1% of the world's financial transactions. And scams and ripoffs are rife. So what's the point?