Journal
Closed Models Hide Their History
A closed model hides more than its weights. It hides the training choices, evaluations, product interventions, and regressions that produced the behavior users are asked to trust.
noteData Centers Are a Grid Stress Test
Data centers do not mechanically raise household power bills. They reveal whether a grid can add supply, assign costs, and turn AI demand into useful infrastructure.
essayEquities RAG
Equities RAG inside Digby - same shape as Polymarket, tuned for industry-scale retrieval. The wrestling point isn't the architecture; it's that retrieval at industry scale pulls too much context for any single ETF query.
noteThe Local-vs-API Decision
The most important architectural choice in AI engineering today isn't open vs closed. It's where the computation happens.
essay