From a79c9410afbd81a7e2f40ea59cdcef2b36a4ad2f Mon Sep 17 00:00:00 2001
From: jvoisin <julien.voisin@dustri.org>
Date: Sun, 29 Apr 2018 21:41:34 +0200
Subject: [PATCH] Document the lightweight cleaning mode

---
 doc/implementation_notes.md | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/doc/implementation_notes.md b/doc/implementation_notes.md
index b385659..60e9081 100644
--- a/doc/implementation_notes.md
+++ b/doc/implementation_notes.md
@@ -1,6 +1,14 @@
 Implementation notes
 ====================
 
+Lightweight cleaning mode
+-------------------------
+
+Due to *popular* request, MAT2 is providing a *lightweight* cleaning mode,
+that only cleans the superficial metadata of your file, but not
+the ones that might be in **embeded** resources. Like for example,
+images in a PDF or an office document.
+
 Symlink attacks
 ---------------