Notes

Newest first. Dates are when the work happened, not when the page was tidied.

• The restore drill that failed politely14 August 2026 · storageEvery check passed and the data still would not have come back.
• Moving a Zigbee coordinator without re-pairing everything2 July 2026 · radiosA backup, an adapter swap, and two sensors that had opinions.
• Budgeting rack power for a pantry, not a data centre19 May 2026 · powerWhat a 10 A domestic circuit really gives you after the UPS takes its cut.

Older material from before 2026 lived in a paper notebook and is staying there.