+[[!img notmuch-logo.png alt="Notmuch logo" class="left"]]
# Frequently Asked Questions
[[!toc levels=2]]
## How come this query matches mails in folder:2013? `notmuch search --output=files folder:inbox`
-You have duplicates of the message in both folders.
+You have duplicates of a message (or messages) in both folders.
Notmuch searches are message based. Multiple files may be associated
with the same message (i.e. the files have identical Message-ID). A
-folder: search will match the folder of any of the files. The
---output=files option outputs all the files of all matching messages.
+`folder:` search will match the folder of any of the files. The
+`--output=files` option outputs all the files of all matching messages.
+
+## Shouldn't notmuch support inline PGP?
+
+[Why it might not be a good idea](https://dkg.fifthhorseman.net/notes/inline-pgp-harmful/)