Lessons from IBISing a2030.md's "Good Fences Make Good Agents":
arguments got pinned to the wrong position, a ruling-out comment was
really a con, and several issues were already answered by the design
text. Numbering made terse replies ("2: ...") unambiguous, and one big
fenced block outgrew a screen.
Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>