September 11, 2026 From Prompt to Context to Memory: The Arc, Grounded on AWS

A while back I argued that context engineering had quietly replaced prompt engineering as the skill that decides whether an agent is any good [1]. That piece was the framing. This one is the build. I …

July 6, 2026 Compression Is Intelligence

TL;DR: Information theory says prediction and compression are the same thing measured two ways. That gives the cleanest mental model I know for what a large language model does: it is a compressor of …

July 3, 2026 Your Obsidian Vault Is a Knowledge Graph

🎬 Also available as a blog walkthrough video: a narrated screencast of this post. TL;DR: Tony Seale spent six months working almost entirely inside a markdown wiki wired to an LLM, and argued the most…

June 1, 2026 Your Agent's Skills Are Bounded Contexts (Design Them Like It)

TL;DR: My AWS colleague Dennis Traub made the case that Domain-Driven Design’s Ubiquitous Language is now critical infrastructure for AI agents. I want to take that one layer up, into architecture. Af…

May 29, 2026 Context Engineering: The Skill That Replaced Prompt Engineering

TL;DR: Patrick Debois coined DevOps in 2009 by naming what practitioners were already doing. In 2026, he’s doing it again with “Context Engineering” and the CDLC (Context Development Lifecycle): Gener…