Cordelia began as a project to keep busy after my father died. A year later, it is a native Mac writing app built on one principle — it should never change the characters you type.

When building is nearly free, the scarce skill is interpretation — understanding the people you build for, attending to how the pieces meet, and deciding what to leave out.

Rubato isn’t freedom from the beat — it’s freedom bought with it. What stolen time at the piano took me twenty years to learn about living a finite life.