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--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # pico-fire
 
+Implementation for the DOOM Fire, as documented by Fabien Sanglard.
+
 ![Doom Fire running on a Pi Pico][photo]
 
-[photo]: DSC_0006.jpg
+[photo]: screenshot.jpg
diff --git a/DSC_0006.jpg b/screenshot.jpg
similarity index 100%
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rename to screenshot.jpg