diff --git a/Home.md b/Home.md
index e602875..ee38c53 100644
--- a/Home.md
+++ b/Home.md
@@ -24,6 +24,8 @@ APP_HOME_URL is needed, as found here: https://community.getgrist.com/t/networke
 
 This creates a functioning anonymous instance with no login auth defined. Unclear of how users are managed, maybe all in cookies, does weird stuff like giving user named like @guest and @you (possibly to multiple users simultaneously). Multiple people can edit the same table, data will update to other user, but there's no notification of collaborative editing: no user list, and no cursor to show what other user is doing.
 
+Probably has sandboxing issues, and is missing secret.
+
 # Comparison/Issues:
 ## Ethercalc (mobile)
 * Cell editing is easily done by typing into formula box, but formula box doesn't float - so editing anything beyond roughly D33 is annoying.