My feed is full of Takes™ about when AI will replace us. I’m more interested in when it replaces dashboards. The charts are fine. However, a clear explanation would be better.

TL;DR I can’t get my app approved for Garmin’s official API. If you know someone there worth talking to, I’d appreciate an intro — or a repost for reach. ty ty

After 10 long flights over the pond in 2025, I’m nerd-spinning and reverse-engineering the Garmin Web API to understand my recovery telemetry from a Forerunner 955. The result is garmin-cli — it’s working, and brew installation instructions are coming next.

HRV Analysis from Garmin Data

The brief analysis in the screenshot explains why it’s so hard for me to maintain racing fitness while traveling this often: it takes about a week to recover from each flight — plus the full journey back home, including a 3-hour drive from the airport.

And this is where the Garmin Connect iOS app starts to feel like software from a different era.

If you know someone at Garmin I could talk to, I’d love an intro! Be kind to your body. Get some good rest this weekend.


Related: What Your Sleep Knows About Tomorrow - The follow-up where I feed 28 days of this data into an LLM and discover uncomfortable truths about sleep and stress.