"Usable" is a massive stretch. The only way most people will ever be able to use it is through a custodial wallet, so it's right back to bank accounts and centr

"Usable" is a massive stretch. The only way most people will ever be able to use it is through a custodial wallet, so it's right back to bank accounts and centralized exchanges. But the whole thing is a distraction anyway. The majority of transactions happening off-chain means that Bitcoin is an utter failure at everything it ever set out to accomplish.