0xsd’s substack

The future is decided by optimists

Don’t be an NPC

Sep 20 • 0xsd

7

1

August 2026

AI and cybersecurity

Lately we’ve seen AI models actively hacking systems and discovering real vulnerabilities in codebases, and that has triggered conversations from…

Aug 16 • 0xsd

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1

July 2026

An open source AI ecosystem is now inevitable

What it looks like in practice

Jul 26 • 0xsd

7

5

The unimaginable future

A case for open systems

Jul 21 • 0xsd

9

2

The AI God delusion

Why one AI wont rule us all

Jul 12 • 0xsd

14

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8

June 2026

Crypto 2026: Cypherpunk or Fintech?

Why not both?

Jun 28 • 0xsd

3

MD files put users in control

The power shift

Jun 7 • 0xsd

8

May 2026

Let a thousand models bloom

The biggest risk in AI is centralized power.

May 31 • 0xsd

7

1

Everything valuable about crypto is downstream from self-custody

Crypto is valuable because it lets people store and transact value without having to ask for permission or trust anyone in the process.

May 7 • 0xsd

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1