WRITING
Technical writeups on infrastructure, AI systems, agents and shipping B2B utilities solo.
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Three exchanges died this year. The mess lands on accountants
AscendEX, BitMEX and CoinEx all shut in 2026. The tax year outlives the venue, and the only record left is whatever the client remembered to export.
crypto accounting mica reconciliation -
The index was lying and the eval knew
Six weeks after I fixed capture with hooks, my second brain was still confidently wrong. The nightly test had been saying so for a month. Nobody read the number.
llm agents claude second-brain evals architecture -
My agent had two rules and obeyed neither
Both rules were well written. They contradicted each other and I hadn't noticed, because writing a rule and making a decision are not the same job.
llm agents specs spec-driven-development architecture -
Running a second brain on an LLM agent that forgets
I told the agent to save my context. Sometimes it did. The fix wasn't a better prompt - it was hooks, structure, and economics.
llm agents claude second-brain architecture -
Running 3 SaaS products on a single Hetzner CCX23
One €30/month box, three products, three phases. The architecture, the trade-offs, and the signals that tell me when to split.
hetzner infrastructure saas devops