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The digital dollar has been here for years. I couldn't even tell you the last time I carried paper currency.



The dollar is a central bank currency.

Numbers in a retail bank's ledger are not digital dollars. They represent an obligation of the bank, and not direct ownership of dollars.

Digital dollars exist, but only banks can hold them, as they're the only ones with accounts at the central bank. The rest of us use retail bank accounts, which are the equivalent of custodial wallets in the crypto world.


> dollar is a central bank currency

The term "dollar" encompasses central bank money (including but not limited to banknotes) as well as private money.

> Numbers in a retail bank's ledger are not digital dollars

Yes, they very much are. Modern money creation is public-private and only semi-centralized.


This is correct in practice. But consider what I said in the context of the discussion: contrasting 'digital dollars' with cryptocurrencies.

With dollars, individuals have to choose between bank accounts, which are subject to counterparty risk, and cash, which cannot be transacted digitally.

If your holding of 'digital dollars' in a bank account is subject to counterparty risk, then there's something different about the dollars you hold and 'real' dollars issued by the central bank.

With cryptocurrency, anyone can transact the real thing. There's no counterparty risk. (Of course, there are issues with blockchain scaling, use of custodial wallets etc., which negate this to some extent.)


> With cryptocurrency, anyone can transact the real thing. There's no counterparty risk.

This only holds true if there was only one cryptocurrency in the world and everyone used self-custody. As soon as you have multiple cryptocurrencies and multiple networks and multiple wallet providers, you have counterparty risk.

Coinbase may not disappear, but others may. Similar for Bitcoin etc. etc.


> "if ... everyone used self-custody"

I said 'anyone can', not 'everyone does'.

> "disappear, but others may. Similar for Bitcoin"

The risk of the bitcoin blockchain disappearing, and your BTC holdings thereby becoming worthless, is not an instance of counterparty risk.


If I hand a cashier a physical dollar, no fee to me.

Not so with your so-called digital dollars.

An actual digital dollar would have no transaction fee whatsoever.


So the person who transports those dollars to the bank doesn't get paid? The car that takes that person to the bank doesn't use gas? Just because you don't see the fee doesn't mean you don't pay it. It's included in the price of anything you buy.


> An actual digital dollar would have no transaction fee whatsoever.

So, something BTC is unable to provide?


That fee is only because we want that money settled instantly by a third party. There's no fee for a bank to bank transfer. Or heck, even writing a check. Once you get VISA involved they want a cut.


I don't pay any fee when I use a credit card.


It might appear that way, but that is only because the fee is hidden.

The credit card terminal agreements signed by retailers prevent the retailer from offering differential pricing when buying via credit card or cash. Essentially, the credit card fee is embedded into the price.

This might be "good" for people who have credit cards, but it is inflationary (by roughly 2%) to people whose credit is poor and only transact by cash.

But let's be honest -- who cares about the poor?


You pay a slightly elevated price to use your CC.

The CC network charge vendors a percentage of the transaction. So you aren't paying directly, but we're all paying.


You do, but it is hidden as the vendor is responsible for paying it. CC companies are basically a tax on transactions.




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