diff --git a/examples/xor/README.md b/examples/xor/README.md
index a71e139..54acd99 100644
--- a/examples/xor/README.md
+++ b/examples/xor/README.md
@@ -3,4 +3,6 @@
 This example demonstrates an unusual Porter-Duff composition method: Xor. (And the capability of
 drawing circles.)
 
+Just thought it was cool.
+
 ![Screenshot](screenshot.png)
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