a real currency like nakamoto wanted it to be that you can actually use to pay for a 2$ cheesburger without paying 15$ to transfer it.
Do you think Satoshi Nakamoto created bitcoin so you could buy a cheeseburger paying less fees? You can use Visa for that before, and you can still use it for that now.
We are talking about decentralization of money, not a cheaper cheeseburger.
I will paste this that Antonopolous said a few years ago: