Simon Willison’s Weblog

Notes on designing the Guardian iPhone app. By John-Henry Barac, the principal designer of he iPhone application who also previously worked on the Guardian’s print transition to the Berliner format.

Posted 20th December 2009 at 12:55 pm

Recent articles

Video + notes on upgrading a Datasette plugin for the latest 1.0 alpha, with help from uv and OpenAI Codex CLI - 6th November 2025
Code research projects with async coding agents like Claude Code and Codex - 6th November 2025
A new SQL-powered permissions system in Datasette 1.0a20 - 4th November 2025

design 80 guardian 48 iphone 62 john-henry-barac 1 mobile 40

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe