Golang

Evaluating h3.c: Cutting the Abstraction Tax

antirez's h3.c runs a full MiniMax-H3 video model on Apple Silicon in ~35,000 lines of C, Objective-C, and Metal -- no Python, no PyTorch, no CUDA-style runtime. I compare it to the pain of getting PyTorch running on AMD CPU + AMD GPU + ROCm on Linux in mid-2023, and argue both stories are really about one thing: removing abstraction layers you don't actually need.

11 min read
RCVD: Field Notes From a Live Router - Part 1

RCVD has been running on a real ARM router handling live DNS traffic for roughly two months. Field notes on the bugs I caught myself, the dependency discipline, and the day a real network outage proved the zero-cleartext guarantee held.

2 min read
RCVD: Introduction

RCVD is a single-binary, privacy-first DNS engine that speaks DoQ, DoT, and DoH. An overview of what it does, the design principles, and why a network operator would want it.

3 min read