A Mathematician Lurking in the TechUnderWorld

A Mathematician Lurking in the TechUnderWorld

The Crypto Wallet Massacre Is Not a Hack. It Is Bad Geometry

Wallets Cannot Remember a Path. Visa and Mastercard's AI Wallets Are Next in Line.

Jose Crespo PhD's avatar
Jose Crespo PhD
Mar 27, 2026
∙ Paid
Figures, animations, diagrams, and plots were created by the author using Stable Diffusion, Blender, and Python libraries.

A month ago I published Anthropic Is Killing Bitcoin. The rebuttals came fast. Exaggerated, they said. Alarmist. Irresponsible…you name it.

Then the evidence started arriving and not precise in in trickles. but in avalanches as you can check in the table below.

The receipts. In the month since that article was published, Anthropic’s revenue doubled to $19 billion. Crypto developers fled at 75% per year. Bitcoin miners abandoned mining for AI, signing $128 billion in compute contracts and watching their mining revenue collapse from 85% to under 20%. Coinbase launched autonomous AI wallets on its x402 protocol. And the first agent to use one lost $441,000 in three days because the wallet forgot its own state. Every row in that table is a primary source. Click any of them. The exaggeration was not mine.

The evidence is not ambiguous. When the financial world, the most demanding, most unforgiving sector on earth, starts being reshaped by a technology, the experimental phase is over. Not winding down. Over. The consequences for your life and your job are already in motion whether you have accepted them or not.

And we do not mean just any corner of finance, but the business core that built its entire identity on eliminating middlemen, on offering an alternative to every convoluted, unfriendly, third-party financial provider in existence: the cryptocurrency universe. The one that promised to replace the old system, and is now being replaced itself. Its clay feet were always the wallets.

While I was writing about crypto dying, the replacement was already being built. Coinbase shipped autonomous AI wallets in February. Not a prototype. A protocol: x402, with 50 million transactions and Stripe already integrated. One month later, Sam Altman’s World project plugged human identity verification into the same pipes. Then Visa launched its Trusted Agent Protocol. Then Mastercard completed Europe’s first live AI-agent bank payment inside Santander’s infrastructure. In weeks, not years.

So the skeptics were wrong about the diagnosis. But I was wrong too. I was not pessimistic enough. 🤔

These are not experiments, these are production systems, and the largest payment companies on earth are racing to give AI agents wallets loaded with real money and full authority to transact on their own. The age of the human-operated wallet is not ending someday; it is ending now

You don’t believe me? Look at the numbers yourself: they tell exactly the same story. Crypto is losing its builders, its capital, and its price floor in the same twelve months that AI wallet infrastructure is exploding. One world is fading while the other is being born inside it.

One world is collapsing. The other is being born inside it. The developers who built crypto are now building AI. The capital that funded mining is now funding autonomous wallets. And the price is tracing the exodus in real time. This is not a cycle. It is a migration. And the architecture on the other side was never audited.

What you just read is the autopsy. What follows is the surgery.

Never-seen-before animations show what no AI wallet whitepaper ever has: why flat space kills your money, and how a new geometry survives the same crash, frame by frame, in cinematic detail.

Subscribe to read the rest.


User's avatar

Continue reading this post for free, courtesy of Jose Crespo PhD.

Or purchase a paid subscription.
© 2026 Jose Crespo · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture