The invisible tax
Trust is not free. Every time two parties who do not know each other do business, someone has to guarantee the other will perform. That someone charges. The insurer covering the risk, the lawyer drafting the contract, the auditor certifying the books, the bank holding the payment until the goods arrive: they all sell the same thing. They sell certainty.
Added up, that cost is enormous and almost no one sees it, because it never lands on a single bill. It is spread across thousands of fees, premiums and charges we pay without naming them. Industry estimates put it near nine trillion dollars a year worldwide. It is, in practice, the economy's largest invisible tax: what we pay not to produce anything, but to trust.
How we have always manufactured trust
Until now, trust has been manufactured with institutions. The property registry, the notary, the clearing house, the central bank, the rating agency: each is a social machine built so people who do not know each other can deal as if they did. They work. They took the world from the village economy to the global one.
But they have a structural limit: they scale linearly. More activity means more intermediaries, more verification, more paperwork, more people checking that people comply. Doubling commerce does not only double the value: it also doubles the cost of trusting. The intermediary is not a flaw in the system. For five hundred years it was the only way we knew to produce certainty, and it charges for every transaction it touches.
The machine learns to trust
Public blockchains do something only institutions used to do: they produce agreement without a referee. A distributed network validates every transaction against rules no one can unilaterally change, and writes it down permanently. What once needed a trusted third party becomes a property of the system. Trust stops being a service you hire and becomes code that runs.
The economic shift is the one that matters. The verification that once cost a fee per operation drops to a marginal cost near zero. The curve stops climbing with volume and flattens. Once the rule is written, validating transaction number one costs almost the same as validating number one million. For the first time, the cost of trusting separates from the number of people willing to charge for it.
Trustware
Every great productivity leap named a new layer. First came wetware: human intelligence doing the work by hand. Then hardware gave it machines. Then software automated the logic, and almost everything we now call progress was built on top of it. One layer is missing, and it is the one the economy could never automate: trust.
Trustware does not replace people or machines or software. It builds on them and adds what was missing: the guarantee that the rules hold, written inside the system itself. Where there used to be an intermediary charging to vouch, there is infrastructure that already vouches. Naming the category matters, because what has no name does not get bought, regulated or built on purpose.
Trustware is that layer: trust engineered in by design, not rented one transaction at a time.
The money is already moving
This is not a promise about the future. Capital has already started to move. McKinsey projects around four trillion dollars in tokenized assets by 2030. Boston Consulting Group, in a broader scenario, puts the figure near sixteen trillion. The gap between the two estimates does not make the phenomenon less serious: it marks the range of a transition both firms treat as already underway.
The underlying movement is already measurable. On-chain settlement data indicates that more than fourteen trillion dollars settled on public networks in 2024, a figure comparable to that of the large traditional payment networks. And yet penetration over the world's total assets is still just 0.001 percent. That is not a ceiling: it is the starting line. The infrastructure has already shown it moves money at scale. What comes next is deciding what gets built on top.
Why finance, why now
Of all the places where trust is expensive, none pays more for it than finance. Moving money, custodying an asset, settling a trade, proving who owns what: every step of the financial system exists to produce certainty, and every step charges for it. It is the sector where the invisible tax is highest, and therefore where removing it is worth the most.
It is also the most regulated, and that, far from being an obstacle, is the signal. Three forces converge at the same time. Technology reached a point where programmable trust works in production. Capital already moves over it, as the numbers show. And the rules are arriving: legal frameworks that recognize digital assets and the firms that issue them. When technology, money and law point the same way, it stops being a bet and becomes a window.
Compliance, built in
In today's system, compliance is a patch. First the product is built, and then the controls the law requires are bolted on top: a team that reviews, a process that approves, a report that gets filed. It works, but it is expensive, slow and always a step behind, because it corrects after something has already happened. Each added control is one more intermediary charging to verify.
Trustware reverses the order. The rules live inside the code, not on top of it. An asset that can only move to a verified counterparty needs no guard watching it: the restriction is part of how it is built. The rule is not applied after the fact, it holds at the moment. Compliance stops being a cost added at the end and becomes a property of the design. That is the difference between policing trust and building it.
Where Custodian builds
Custodian builds Trustware for Chile's regulated markets. We take programmable trust and make it usable by institutions operating under the law: we build it with smart contracts and tokenization, and we protect it with cybersecurity and with compliance under Laws 21.663 and 21.719. One architecture to issue an asset, custody it, govern it and settle it, with the rules built in from the design.
The platform serves both sides of a market. It gives administrators the tools to issue, control and report; it gives investors and participants verified access, with their protections written into the system itself. We developed it for ourselves first, and now we put it in the hands of institutions that want to build on trust they do not have to rent. Custodian is in the process of authorization before the CMF.