Kent Beck writes about software design, testing and programming technique, framed as ways to improve human relationships among developers. Issues mix practical refactoring and testing advice with reflections on working with AI coding tools.

Essays on how AI and agentic systems change the way businesses buy, sell, and build, covering professional services discovery, AI-generated prototypes, and AI search's effect on differentiation. Readers get strategic framing aimed at business leaders and consultants dealing with uncertainty.

A designer-developer's newsletter covering the development of the Indigo Bluesky and Mastodon client, including release notes, design history and Apple platform wishlists. Readers get a first-person look at app design decisions and iOS development.

Squishy Computer is an essayist newsletter exploring how to build software that is adaptive and living, drawing on futures thinking, reasoning theory and the boundary between fixed code and fuzzy LLM behaviour. Readers get original conceptual frameworks, such as the Three Horizons model and the idea of LLMs as fuzzy compilers, with worked examples.