Blog
Writing down what we broke, so the next person does not.
2026-10-11 · Hands-onA ¥125 Box as My FT-710's Remote Server
What a remote-radio server actually needs, how it compares with a Raspberry Pi or a mini PC, why a second-hand carrier cloud terminal won, the six defects the first real box exposed (including the fight from 4% audio coverage to the root cause), and what the ¥125 bought.
2026-10-03 · RetrospectiveTwo Models, Forty-Eight Hours, Seven Releases
Two sessions on one working tree: what each was strong at, where each failed, and which failures both shared. Includes the observation boundary, a capability scorecard, and A's own count of 14 rule violations.
2026-10-02 · TechnicalThe Cloud's First Mile - Putting a Radio on the Internet
Four invariants (outbound tunnel, per-instance certificate checks, generated routes, a portal that touches no root), four defaults that only held on the build machine, and two timing problems only real hardware shows.
2026-10-02 · EssayHighbrow and Lowbrow - On Muscle and Mind
Forty-eight hours, two models, six releases: why "it looks done" is the most dangerous evidence, and how one test ended a whole class of bugs.