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-rw-r--r--doc/todo/onChange_failure_handling.mdwn6
1 files changed, 6 insertions, 0 deletions
diff --git a/doc/todo/onChange_failure_handling.mdwn b/doc/todo/onChange_failure_handling.mdwn
index 1c326415..46a81caf 100644
--- a/doc/todo/onChange_failure_handling.mdwn
+++ b/doc/todo/onChange_failure_handling.mdwn
@@ -33,3 +33,9 @@ onChange, like the one that runs apt-get update after a change to
sources.list.
--[[Joey]]
+
+----
+
+The `onChangeFlagOnFail` combinator is a safer alternative to `onChange`
+that avoids this problem. But, it can be difficult to come up with unique
+names for the flag files it uses.