Writing

Essays, interactive explainers, weekly briefings, and notes — the full writing archive.

• 23 April 2026 Make the system legible essay Why the through-line between explainers, MCP tools, and intelligence dashboards is legibility: building command surfaces for systems people need to understand and act on.
• 22 April 2026 Week of 22 April – Jensen on Dwarkesh, Mythos zero-days, and the 7nm ≈ Hopper reframe briefing The inaugural briefing. One interview dominated the week's signal, and most of this maps back to it; future briefings range wider.
• 22 April 2026 The configuration layer essay Why the valuable Indian AI work over the next three years is not building frontier models but wrapping the ones that exist for the institutions and principals who will not build that wrapper themselves.
• 22 Apr 2026 The AI stack explainer From electrons to tokens, one layer at a time. Tap any of the nine layers to unfold what it is, who operates there, and what breaks.
• 22 Apr 2026 India's AI build explainer The functional map of who does what in Indian AI. Policy, compute, energy, models, applications, talent, data – area by area, with the gaps drawn in.
• 22 Apr 2026 AI chip buyer's guide explainer Which chip for which workload. Eight chips (H100 / H200 / B200 / GB300 / TPU / Trainium / MI300X / Groq) compared on specs, ecosystem, availability, and fit – plus a three-question decision tree.
• 22 Apr 2026 The RL post-training map explainer What happens to an LLM after pre-training. SFT, RLHF, DPO, PPO, GRPO, RLVR explained – with the pipeline, the terms, and why post-training is the growth slice of 2026 compute.
• 22 Apr 2026 AI, term by term explainer What the words mean when you read about AI chips. Search across 100-plus terms, filter by category, click through to definitions and context.
• 21 April 2026 Nine layers between electrons and tokens essay A map of the AI compute stack, pulled apart one layer at a time, with failure modes drawn in. Interactive version.