Data

A Content-Addressed Foundation for Personal Knowledge

Eleven million words of personal documents, four canonical questions none of Khoj, Paperless-ngx, Obsidian, or Karpathy's LLM Wiki can answer, and a …

Apr 22, 2026 12 min read

essaysdataaipython

On Owning Your Data

Why I reverse-engineered a cheap Bluetooth scale to keep my health data out of the cloud

Dec 31, 2025 3 min read

essaysprivacydata

Scalibur: Reading Body Composition from a Cheap Bluetooth Scale

How I built a Raspberry Pi dashboard to capture and visualize body composition data from a GoodPharm TY5108 Bluetooth scale

Dec 22, 2025 10 min read

pythoniotraspberry-pihealthdatablehardware

Hanukkah of Data 5783

Step-by-step R solutions to all 8 Hanukkah of Data puzzles - a data-focused alternative to Advent of Code with a delightful narrative twist.

Dec 25, 2022 8 min read

dataanalysisfun