Fractional CIO, indie hacker, occasional writer. Technology, work, and the web. No algorithm, no tracking. RSS only.https://whoami.esprit-du-net.eu/en-ushttps://whoami.esprit-du-net.eu/blog/adjacent-possibles/https://whoami.esprit-du-net.eu/blog/adjacent-possibles/How a hexagonal floor tile became a way of choosing what comes next.Wed, 21 Feb 2024 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/algorithmic-slop/https://whoami.esprit-du-net.eu/blog/algorithmic-slop/Confident, well-formatted, quietly wrong. Five real cases from a fractional-CIO practice, and the discipline that catches them.Mon, 27 Apr 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/author-not-product/https://whoami.esprit-du-net.eu/blog/author-not-product/I deleted my LinkedIn, MALT and APEC accounts this morning. This site is what I built instead.Sat, 25 Apr 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/fear-vs-love-at-work/https://whoami.esprit-du-net.eu/blog/fear-vs-love-at-work/Love and fear cannot share the same room at full intensity. A short note on what that means for leading a company.Sat, 09 May 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/nineteen-years-inside-a-sociocratic-smb/https://whoami.esprit-du-net.eu/blog/nineteen-years-inside-a-sociocratic-smb/Five years in, I realised I was the bottleneck of my own company. This is what changed when I got out of the way.Thu, 07 May 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/prompts-are-dead-long-live-direction/https://whoami.esprit-du-net.eu/blog/prompts-are-dead-long-live-direction/The prompt engineering era is over. What replaces it isn't a better prompt. It's the room the prompt sits inside.Wed, 13 May 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/sovereign-by-default/https://whoami.esprit-du-net.eu/blog/sovereign-by-default/An SMB's first sovereignty question is not where the data is hosted. It is whether the company can still operate on Monday if the vendor disappears on Friday.Mon, 04 May 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/the-300-subscription-tax/https://whoami.esprit-du-net.eu/blog/the-300-subscription-tax/Forty-six recurring charges on one bank statement, fifteen people on the payroll. Cold accounting of an SMB stack, and the 80-line Python script that quietly replaces half of it.Sun, 03 May 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/the-boring-stack/https://whoami.esprit-du-net.eu/blog/the-boring-stack/SQLite, Markdown files, Python standard library. After a quarter-century in the trade, why the most experienced CIOs are also the hardest to impress.Sat, 30 May 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/the-experts-paradox/https://whoami.esprit-du-net.eu/blog/the-experts-paradox/If you need to be an expert to verify what the AI says, you don't need the AI. The paradox that quietly defines AI use in 2026.Fri, 08 May 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/the-geek-code-decoded/https://whoami.esprit-du-net.eu/blog/the-geek-code-decoded/A 1993 Usenet signature standard, dusted off and read back as identity in 2026.Mon, 11 May 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/the-slow-feed/https://whoami.esprit-du-net.eu/blog/the-slow-feed/RSS never died. It just stopped being interesting to anyone trying to monetize your attention. That is precisely the point.Wed, 29 Apr 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/the-tax-labyrinth/https://whoami.esprit-du-net.eu/blog/the-tax-labyrinth/Five portals, three login systems, one self-employed citizen. France's tax infrastructure is not buggy. It is obsolete by design. Field notes on the cost.Thu, 14 May 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/vibe-orchestration/https://whoami.esprit-du-net.eu/blog/vibe-orchestration/Most people chat with AI. A few direct it. What changes when you stop being an operator and start conducting.Sun, 26 Apr 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/when-the-room-empties/https://whoami.esprit-du-net.eu/blog/when-the-room-empties/The share of genuine human content on the live web is shrinking faster than most organisations realise. What a CIO actually sees in logs, pipelines, and API traces, and why it matters for everything downstream.Thu, 30 Apr 2026 00:00:00 GMThttps://whoami.esprit-du-net.eu/blog/why-i-build-on-astro/https://whoami.esprit-du-net.eu/blog/why-i-build-on-astro/A field report after a few weeks on Astro v6. What worked, what bit me, why it fits the Small Web.Tue, 28 Apr 2026 00:00:00 GMT