Field Notes
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Notes on AI engineering, embedded systems, and building things that ship.

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19 Jun 2026
Why Asynchronous Chat Breaks Production Debugging for Complex Embedded Problems

Asynchronous text communication, though ubiquitous, introduces a critical flaw in production-critical software development: cognitive latency. Defaulting to high-volume, low-fidelity chat for complex technical decisions in embedded systems or AI pipelines ironically leads to significant delays an...

embedded systemsai pipelinescommunicationsoftware engineering
20 May 2026
The Implicit State Tax: Why Variable Inheritance Chokes GitLab CI Scalability

Global variable inheritance in GitLab CI pipelines often feels like a shortcut. It is not. This implicit state tax demands excessive cognitive load, creating debugging nightmares, and pipeline performance bottlenecks, especially in microservice architectures.

GitLab CICI/CDDevOpsPipelines
20 May 2026
The Token-Flush Latency: Why 'Full-Duplex' Voice AI Needs More Than Concurrent Streams

Full-duplex voice AI promises seamless interaction, but building production systems with sub-100ms latency demands more than just overlapping ASR/TTS. The core challenge lies in managing token-flush latency during human interruptions, where an LLM must instantly adapt its generation rather than s...

AIEmbedded SystemsLow LatencyLLM
19 May 2026
The Operational Tax of N-Agent LLM Orchestrations: Why Debugging Isn't Linear

Multi-agent systems promise unprecedented autonomy, but current orchestration patterns rarely scale to real-world, high-stakes production without incurring a severe, hidden operational tax. This burden arises from increased observability, intricate debugging pathways, and expanded failure domains.

AIMulti-Agent SystemsLLMProduction Engineering
19 May 2026
Why Autonomous Agents Blow Your Cloud Budget and Break Production Schemas

Autonomous AI agents promise transformative developer velocity, but they are fundamentally unready for robust MLOps production pipelines. They introduce unpredictable churn and complexity that lead to significant cost overruns and system fragility, operating without the holistic context a human e...

AI AgentsMLOpsProduction ReadinessCI/CD
18 May 2026
The Coordination Mechanism for Agentic Systems Demands Shared State, Not Just Message Passing

Multi-agent orchestration relies heavily on message passing, but this approach overlooks the critical need for robust, explicit shared state. Without a consistent global view, debugging and ensuring reliability in distributed AI decision-making becomes an unmanageable problem, leading to cascadin...

AIMulti-Agent SystemsDistributed SystemsSoftware Architecture
17 May 2026
Shura: Breaking the Single-Repo AI Guardrail

If you’ve been experimenting with the current generation of terminal-based AI tools (like Claude Code), you already know the workflow is incredibly fast for self-contained tasks. You give it a localized command, it modifies a few files, runs your test suite, and hooks into your local git workflow. But it hits a massive brick wall the second you hand it a modern, real-world architectural problem: cross-repository coordination. The moment you need to change a shared data contract, update a backe

Agentic SystemsAI AgentsAI OrchestrationMulti-Agent Systems
16 May 2026
The 'JARVIS' Delusion: Why Building a True AI Assistant Remains a Pipe Dream

The persistent marketing around 'JARVIS-like' AI assistants sets unrealistic expectations, fundamentally misrepresenting the current state of multi-agent orchestration and tool-use capabilities; we're still miles away from autonomous, context-aware systems that adapt to dynamic real-world environ...

AI AgentsLLMsToolingSystems Architecture
16 May 2026
AI-Induced Delusions: A System Design Flaw, Not an Inherent AI Crisis

Claims of 'AI-induced psychosis' or 'brain fry' mischaracterize the problem; these aren't inherent dangers of AI, but consequences of poorly engineered, unsupervised large language model (LLM) deployments. The core issue lies in systems design that prioritizes engagement over robust, ethical huma...

AI EthicsEmbedded SystemsLarge Language ModelsSystem Design
16 May 2026
Why 'Zero to Hero' AI Courses Miss the Embedded Mark

Many 'learn AI fast' programs promise rapid mastery, but for embedded engineers, this narrative is largely misleading. True proficiency means tackling the harsh realities of deployment on constrained edge hardware, which online courses rarely address.

embedded-aitinymlquantisationcortex-m
16 May 2026
The AI Upskilling Scam: When Industry Readiness Means 'Can Use ChatGPT'

Many 'AI upskilling' initiatives equate AI literacy with prompt engineering, yet this approach entirely sidesteps the critical hardware-software co-design knowledge essential for practical edge AI. This focus on surface-level interaction creates a profound readiness gap for real engineering roles.

ai-upskillingembedded-systemsreal-timehardware-software
16 May 2026
Edge AI Toolchains: The Illusion of Seamless NPU Deployment

Marketing often pitches 'seamless Edge AI deployment,' but the reality is a fragmented landscape of vendor-specific SDKs and non-standardised tooling. This forces significant low-level integration, consistently undercutting expected development efficiencies.

edge-aiembeddedtoolingnpu