Marcus Horndt

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Writing

Field notes on building, automation, and the life around the work.

A wooden box of colour-coded index cards labelled Photos, Letters, Recipes, Notes, Sketches and Archive, next to a worn cardboard box marked Old Storage and a moving-tasks checklist on a clipboard

I moved two brands to a new CRM in a day2026-10-12

The grand piano action figure, caught with the hammer in check after a loud note

How a grand, a Rhodes and a Hammond work: three small animations2026-10-12

Old film reels packed in a wooden crate with straw on a sunlit workshop table, a handwritten checklist beside it

Weeks of video moving took three hours2026-10-01

Handwerkzeuge in einer Reihe auf einer hölzernen Werkbank im Tageslicht

Die Werkzeuge sind längst da. Warum ich trotzdem einen Workshop und ein Mentoring anbiete2026-09-21

A small vintage printing press in a bright workshop with a stack of blank paper

The SEO machine behind my sites2026-09-15

A fountain pen resting on an open notebook with handwritten lines

Why I write2026-07-18

A laptop on a wooden table on a sunny terrace above the sea, small flip-flops on the tiles

Building a company while living abroad with my family2026-07-15

A grand piano in a sunlit room with a laptop open on a small table beside it

About me2026-07-11

A conductor's baton resting on an open score, an empty orchestra behind it

Why I build agent-first2026-07-09

A pianist's hands on the keys of a grand piano in a dim jazz club

From jazz piano to shipping software2026-07-01

A row of potted seedlings on a sunny windowsill, most thriving and a few wilted

Twelve startups in twelve months, and the discipline that makes it work2026-06-24

A half-finished wooden stool on a carpenter's workbench with the tools used to make it

Building apps that solve my own problems first2026-06-10