Notes — from the bench

We write up
the hard parts.

Working notes on problems that cost us a week, published in case they save you one. Each comes with the code. Titles state the finding. The first ones are being written now.

In preparationFour, in the order they will land
Reach Report 01

iOS 27, first betas: which alerts stay silent, on which phone, under which setting

In preparation
Alerts

Nine ways an alert dies between a sensor and a person, and which ones a manufacturer can test for

Draft
Aerial

Bluetooth in the iOS Simulator, restored: record a session on the bench, replay it in a build that never saw the device

Draft
Chart

A three-billion-parameter model on the Mac is enough to read a decade of blood work

Draft
Want one first?

Tell us which, and we finish that one first.

Each note ships with the code it describes. If one of them is the problem you are sitting on right now, say so. The write-up is faster than a sales call, and it costs nothing.

Ask for a note
Reach

The alert gets through.