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-rw-r--r--Etc/FAQ.yo4
1 files changed, 3 insertions, 1 deletions
diff --git a/Etc/FAQ.yo b/Etc/FAQ.yo
index a83dc252f..cac842eed 100644
--- a/Etc/FAQ.yo
+++ b/Etc/FAQ.yo
@@ -826,7 +826,9 @@ label(23)
   )
   Adding the quotes has no effect on the function definition, but
   suppresses alias expansion for the function name.  Hence this is
-  guaranteed to be safe.
+  guaranteed to be safe---unless you are in the habit of defining
+  aliases for expressions such as tt('l'), which is valid, but probably
+  confusing.
 
 sect(Similarities with tcsh)