This distinction matters more than almost anything in economics. Because if you define money by what currently exists, you have no framework for evaluating whether it is working. You cannot diagnose a problem you cannot name.

So let us start from first principles.

Three Jobs. One Standard.

Money has three jobs. It has always had three jobs. Every monetary system in history has been evaluated against the same three criteria, whether the people using it knew the criteria or not.

The first job is store of value. Can you put money away today and retrieve the same purchasing power in the future? Not next week. Not next month. Across years. Across decades. Across generations. A good store of value means that work performed today translates reliably into consumption tomorrow. It means savings are not a race against time.

The second job is medium of exchange. Can you use money to buy things without friction? Without a middleman extracting a percentage. Without a counterparty needing to trust your identity. Without a third party having the power to block the transaction. A good medium of exchange moves value between willing parties as cleanly and directly as possible.

The third job is unit of account. Can you price things reliably in this money over time? Can you write a ten year contract, plan a retirement, or build a business model around a number that actually means something consistent? A good unit of account is stable enough to reason about the future.

Three jobs. The question is whether anything currently in circulation actually does them.

Running the Audit

Let us be honest about the dollar. Or the pound. Or the euro. Or any fiat currency issued by any government in the last century.

Store of value. The United States dollar has lost over 96 percent of its purchasing power since 1913. A dollar saved in 1913 buys four cents worth of goods today.

This is not a bug, it's the feature. It is the intended design of a system that requires continuous expansion to service its debts. Every fiat currency in history has followed the same trajectory. Some faster, some slower. None have preserved purchasing power across generations. The store of value test fails completely.

Medium of exchange. Technically, yes, you can use fiat currency to buy things. But the friction is higher than it appears. Every transaction is surveilled. Accounts can be frozen. Entire countries can be cut off from the global financial system with a bureaucratic signature. Payment processors can deplatform businesses. Banks can debank individuals without explanation. The medium of exchange works smoothly until it doesn’t, and the conditions under which it stops working are controlled entirely by third parties you have no relationship with and no recourse against.

Unit of account. This is the most insidious failure because it is the hardest to see. We price everything in dollars and so we think we understand what things cost. But a house that was worth $100,000 in 1990 and is worth $800,000 today has not become eight times more valuable. It has become a larger number in a unit that has shrunk. Long term contracts, retirement plans, and business models built on fiat pricing are all quietly distorted by a unit of account that drifts. We compensate with inflation adjustments and cost of living clauses because we know, on some level, that the number cannot be trusted across time.

Three tests. Three failures.

What Would Actually Pass?

Imagine designing money from scratch. You would want it scarce by design, so that no issuer could dilute it overnight to fund a war or win an election. You would want it transferable without permission, so that no third party could freeze it, censor it, or exclude someone from using it. You would want it divisible to any denomination, so it could handle a coffee or a skyscraper with equal precision. You would want it durable across time, immune to physical decay. You would want it verifiable without trust, so that any party could confirm its authenticity without relying on an institution to vouch for it.

These are not radical requirements. They are the basic job description.

For most of human history no single thing satisfied all of them. Gold came closest but failed on transferability and divisibility at scale. Fiat currency solved the convenience problem but introduced an issuer with infinite supply and a track record of abuse.

Something now exists that satisfies every criterion on the list. It has no issuer. Its supply schedule is mathematical, not political. It is transferable across any border to any person without permission from any institution. It is divisible to eight decimal places. It has been running without interruption for seventeen years.

The market is in the early stages of figuring this out.

The Definition Always Mattered

Money is not what governments say it is. It is not what central banks print. It is not the number on your screen that shrinks a little every year while you are told prices are rising for other reasons.

Money is what passes the audit. A reliable store of value. A friction-free medium of exchange. A trustworthy unit of account.

We have been using a broken definition for so long we forgot there was a standard to measure against. The standard did not change. The money did.

— Waldo

The Cantillon Letter publishes weekly. If this made you think differently about something you use every day, share it with one person who would push back.

“We can't take money violently out of the hands of government. All we can do is introduce something they can't stop.” — Friedrich Hayek, 1984.

In 1984, an 85-year-old Austrian economist sat down for an interview and calmly described the future. Not as a prediction. As an inevitability. He'd spent fifty years watching governments debase currencies, manufacture booms, trigger busts, and transfer wealth from the many to the few, all through their monopoly control over money. He knew the only solution was separation. He also knew governments would never agree to it voluntarily.

So he looked for another way.

He died in 1992 thinking he'd lost the argument. He hadn't. He was just early.

The Argument Everyone Ignored

Hayek's core insight wasn't complicated. When a government controls the money supply, it controls who gets wealthy and who gets left behind. Not through policy, but through arithmetic.

Here's how it works. New money doesn't appear everywhere simultaneously. It enters the economy at a specific point, through banks, through government spending, through bond markets. The people closest to that entry point receive the new money before prices have adjusted. They buy assets, property, and equities at yesterday's prices. By the time the money filters down to wages and savings, prices have already risen. The purchasing power has already been extracted.

This is the Cantillon Effect. Named after Richard Cantillon, an eighteenth century economist who described it three hundred years ago. It is not a theory. It is a mechanism. And it has been running continuously, in every fiat currency system, ever since governments took control of money.

Hayek understood this better than almost anyone. His solution was radical in its simplicity: take the monopoly away. Denationalise money. Let competing currencies emerge and let people choose. The best money would win. The worst, the ones governments used to fund wars and buy votes, would lose.

Nobody listened.

Why Every Previous Attempt Failed

It wasn't for lack of trying. People have been attempting to escape government money for as long as governments have controlled it.

Gold worked for centuries until 1933, when Roosevelt signed Executive Order 6102 and made it illegal for Americans to own it. The government simply confiscated the exit. Capital controls have been used to trap savings inside depreciating currencies from Argentina to Zimbabwe to Cyprus. SWIFT exclusions cut entire nations off from the global financial system with a bureaucratic signature. Every time a viable alternative emerged, governments found the lever that shut it down.

The pattern was consistent: find the chokepoint, apply pressure, problem solved. It worked because every previous alternative had a chokepoint. Gold had vaults. Wire transfers had correspondent banks. Even early digital payment systems had payment processors, company registrations, and CEOs who could be served with court orders.

Hayek's sly roundabout way needed to be something without a chokepoint. For most of his life, that thing didn't exist.

Something They Can't Stop

Imagine money with no issuer. No headquarters. No board of directors. No server that can be seized. Mathematically enforced rules that no government can override. A ledger maintained simultaneously across thousands of nodes in dozens of jurisdictions, such that switching any one of them off changes nothing.

Imagine that money is now being used autonomously by AI agents, software that transacts, settles, and moves value across borders faster than any regulator can respond, without asking permission from any financial institution.

You don't have to imagine it. It's already running.

The separation of money from state that Hayek described isn't a political movement requiring elections and legislation. It's a technical reality being assembled quietly, transaction by transaction, in the background of the existing financial system. Governments can slow it. They can regulate the on-ramps. They can make it harder and more expensive at the edges.

They cannot stop it. The chokepoint doesn't exist.

Why This Newsletter Exists

The Cantillon Effect has been running for decades. The people closest to the money printer, banks, asset managers, governments themselves, have grown extraordinarily wealthy. Everyone else has watched their savings quietly erode while being told inflation is under control.

That dynamic is ending. Not because governments have become more virtuous. Because the technical conditions Hayek was waiting for have finally arrived.

This newsletter tracks that transition. Not with price predictions or investment advice. With the economics of what actually happens when the most important financial infrastructure of the last century begins to lose its monopoly. Who wins, who loses, how fast it moves, and what it means for the rest of us watching from the edges of the global financial system.

Hayek was right. Nobody listened. Now it's too late to stop it.

— Waldo

The Cantillon Letter publishes weekly. If this resonated, subscribe and share it with one person who'd argue with it.