The Greenlight Moment: Stablecoins for Barrels & Bills
- Ronan Julien

- Jul 27
- 3 min read

Stablecoins get the greenlight to power the next era of trade.
Somewhere in Mesopotamia, 9,000 years ago, someone made a deal — and wrote it down with a piece of clay. He placed tiny shaped tokens — discs for jars of oil, cones for goats — into a hollow clay sphere, sealed it, and handed it over. This wasn’t art. It was accounting. It was trust, encoded in physical form. That little ball was one of humanity’s first known contracts.
This pattern isn’t new. In 48 BC, the Roman noble Lentulus asked the future Emperor Augustus to manage his estate outside formal legal channels — a workaround that became, over time, a legal trust. What begins as informal often becomes system. The same evolution is happening now with stablecoins.
Crypto Just Got Its Greenlight
In July 2025, the United States passed the GENIUS Act, the first full regulatory framework for payment stablecoins. It sets clear rules: issuers must be licensed, backed 1:1 with dollars or Treasuries, keep reserves in segregated accounts, and can’t offer yield. In return, they get legal clarity — and institutional legitimacy.
What was once a parallel system built for speed and speculation is now part of the regulated financial system. Not just allowed. Recognised.
The signal is loud — and global. The UK’s FCA is drafting its own rules. Singapore, Abu Dhabi, and Japan are moving quickly. Stablecoins are no longer just crypto’s private money. They’re becoming financial infrastructure.
Trust Is the Missing Ingredient
For institutions, speed is nice. But trust is everything.
Until now, stablecoins were too risky. Offshore. Opaque. Unregulated. They worked for fast settlement, but not for regulated workflows — especially in commodity finance, where every dollar, barrel, and counterparty has to be accounted for.
The GENIUS Act flips that equation. It turns stablecoins into programmable financial instruments with compliance built in. Not a loophole. A rulebook.
And that changes the game.
Tokenisation Was Never the Whole Picture
You can digitise a shipment of copper or tokenise a warehouse receipt. That’s easy. But without a settlement layer — a trusted, programmable form of money — those assets just sit there.
Stablecoins complete the circuit. They allow trades to settle instantly, under conditions written in code: escrow release, margining, title transfer. They bring finance and logistics together — on-chain, in sync, and under the law.
Now that stablecoins are compliant, the tokenisation story can move from concept to execution. From spreadsheets to settlement.
Regulation Is Infrastructure
As Baldwin, Cave, and Lodge argue in Understanding Regulation, there’s no one-size-fits-all model. Effective regulation blends oversight with expertise, public interest with private know-how.
The GENIUS Act gets this balance right. It doesn’t smother innovation. It channels it. State oversight provides enforcement. Market actors bring scale and speed. The result? A regulatory framework that acts like infrastructure — steady, adaptable, and usable.
This isn’t regulation as roadblock. It’s regulation as platform.
The Stakes for Trade Finance
The old model of cross-border trade — letters of credit, faxed documents, and correspondent banks — is showing its age. It’s slow, fragmented, and costly.
With regulated stablecoins, new workflows emerge: programmable escrows, dynamic collateral tracking, instant settlements. These tools don’t just streamline back-office processes — they reshape the competitive map.
Banks like Citi and JPMorgan see it coming. They’re integrating stablecoins and tokenised deposits into their future rails. The shift is on — from documents to data, from delays to automation.
Who Wins This Race?
The winners will be those who build for this new reality:
Platforms that combine tokenised assets with regulated payments
Networks that bridge jurisdictions without losing compliance
Systems where every trade, payment, and title can move in sync
This isn’t about speculative yield. It’s about programmable trust at scale. It’s about moving barrels and dollars together — with the speed of code and the weight of law.
Final Word
From clay tokens in Mesopotamia to Roman legal trusts to smart contracts backed by U.S. law — the arc of trade finance has always bent toward one thing: trust you can enforce.
Stablecoins, finally regulated, are now fit for that purpose. They’re not just faster money. They’re better money.
The greenlight is on. The rails are ready. And this time, it settles.
This is the third article in a series exploring the redesign of global commodity finance through digital and decentralised tools. If you’d like to discuss these ideas, challenge them, or explore collaboration — feel free to connect.
— Ronan Julien |
Co-founder, DeCoFi
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