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Google's Genie 4: Interactive Worlds Now Talk Back, and You Can Steer Them Live
Google DeepMind has announced Genie 4, a new world model that generates explorable, photorealistic interactive worlds in real time from a text prompt or an image. Announced on October 27, 2026, it is available as a research preview for trusted testers, rolling out first to Google AI Ultra subscr...
How I Built a C# MCP Server with Single-Use Order Approvals
Giving an assistant a tool for reading orders is straightforward. Giving it a cancellation tool raises a different question: who authorizes the change? I wanted to explore that boundary without treating a model-generated confirmation as permission.
A/B Testing Trading Rules: The 52 Rejected Trades That Changed My Mind
The Question a Filter Should Answer A pullback filter sits in front of an entry signal and decides which setups are allowed through. The usual debate goes like this: the strict variant looks cleaner on the equity curve, the relaxed variant trades more, and someone argues the extra trades are "no...
The Rehearsal Layer — Or, an Escrow You Have Never Opened Is Indistinguishable from No Escrow
Yesterday's piece ended with a test: four items, PASS / FAIL / UNKNOWN, UNKNOWN counts as FAIL. It was a good test as far as it went. It had a hole, and the hole is the whole subject of today.
12,241 LXD Fingerprints, 15 for Incus, and the Same Question About Who Can Create a Container
12,241 LXD Fingerprints, 15 for Incus, and the Same Question About Who Can Create a Container Container and virtual machine control planes sit close to the metal. A user who can create an instance on the host is not a user of an application; they are a tenant of the infrastructure, with whatever...
How to Evaluate an AI-Ready Project Management Platform
A project assistant can summarize work and still leave teams with duplicate updates, unclear ownership, and decisions scattered across chats and documents. The key question when evaluating a project platform is not just what its AI can say, but whether it fits the way your team models and govern...