I'm getting it from law.

Banknote = private company promissory note, a promise to pay. Can be currency.
A coin as a standardized piece of precious metal, is money.
A standardized piece of non precious metal is currency.

I can link some resources if necessary
wikipedia is a shitcoin ;)

> that is a a key point... "nation state".
cancel

That's the more general definition and also just the most common example. This might be the source of our disagreement.

Gold was a currency, sea shells were a currency. Currency used to have nothing do with "legal tender" or "by decree" or "nation states".



That is referring to a currency as legal tender... and that is another story.

>people in a nation state.

that is a a key point... "nation state".

DarthCoin

A currency is a standardization of money in any form, in use or circulation as a medium of exchange, for example banknotes and coins. 

 is that a currency is a system of money in common use within a specific environment over time, especially for people in a nation state.

https://en.m.wikipedia.org/wiki/Currency

, in a commercial Babylonian jurisdiction.

Currency is not money, it lacks substance, or, economically speaking, it lacks the store of value function.

bitcoin

Bitcoin is crypto and is not a currency

> A currency is a standardization of money in any form, in use or circulation as a medium of exchange, for example banknotes and coins. **A more general definition** is that a currency is a system of money in common use within a specific environment over time, especially for people in a nation state.

-- https://en.m.wikipedia.org/wiki/Currency

Not sure where you're getting

> A currency **can only exist by decree**, in a commercial Babylonian jurisdiction.
Currency is not money, it lacks substance, or, economically speaking, it lacks the store of value function.

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