When Your Tools Start Deciding
MCP tools that orchestrate, sequence, or apply rules create a second place business logic lives. The two copies drift, because nothing forces them to agree.
Tagged “architecture”.
Field notes on decision governance — who decided, on what basis, with what authority — for banks, credit unions, and the examiners who ask.
Keep Drawing: Architecture in the Age of Vibe Coding
A career architect's case for diagrams, boundaries, and documented decisions when AI writes the code — for builders, buyers, and the auditors coming next.