Answer A-331: a cycle across steps is a cycle; amends 272 as A-323 built it

Claude-Session: https://claude.ai/code/session_01NcbgfGKaxw984XyAPfLm4h
2026-11-13 01:58:42 +01:00
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@@ -625,3 +625,6 @@ the principle that settles it, cited as "design 47 G A-n".
  pass that finds the want held on no cycle clears it. "Held by nothing but its build" means held by no acting edge: the
  node-engine's want on a node (the holder of the seat `node-engine` there, read from the acting edges' seat) keeps every
  other rule of a want (grant, hold, canary, composition).
+- **A-331** (amends §272 by A-323; §49; principle 3) §272's "a cycle across two steps is none" no longer holds: a cycle of
+  acting waits across steps is a cycle (A-323), delivered as one step where it has delivery edges only (§49), and a want
+  held on one no rule breaks raises `acting-cycle` (A-330).