diff --git a/TODO.org b/TODO.org
index 36059742..fd5e4738 100644
--- a/TODO.org
+++ b/TODO.org
@@ -925,10 +925,10 @@ A string type carries no length, so there is nothing to compare the bound agains
 — consistent with a slice of a slice. A missed nicety rather than a hole; the
 runtime check still catches it.
 
-** TODO An owning temporary as into's source leaks
-The macro binds a non-name source to a name the caller cannot reach and cannot
-know whether the type owns anything. A call in that position should borrow, and
-=drop= is what would close it.
+** CANCELLED An owning temporary as into's source leaks
+CLOSED: [2026-09-25]
+A leak is defined here, and the allocator's region reclaims the temporary the
+way it reclaims every other one. Closing it needed =drop=, which is cancelled.
 
 ** TODO Notes on the type-mismatch errors
 The most common error class, and it has no second place to point at, because the