ls /thinking/
Thinking.
Working notes on AWS cost investigation, evidence architecture, local-first FinOps, and cloud cost governance. Each note separates what the evidence shows from what still needs interpretation.
Notes.
Put the evidence boundary before the model
22 Jul 2026 · Architecture
Keep the evidence inside the enterprise
20 Jul 2026 · Evidence
When the billing display is wrong
18 Jul 2026 · Billing
Mean time to explanation
18 Jul 2026 · Practice
Open the EC2-Other drawer
25 Jun 2026 · Cost data
CUR 2.0 and FOCUS answer different questions
20 Jun 2026 · Data exports
Enable AWS Data Exports
19 Jun 2026 · Procedure
Start broad in Cost Explorer
18 Jun 2026 · Workflow
A NAT gateway charge is not a traffic path
04 Jun 2026 · Networking