Updated Go2ErrorValuesFeedback (markdown)
diff --git a/Go2ErrorValuesFeedback.md b/Go2ErrorValuesFeedback.md
index 586d67d..c01c083 100644
--- a/Go2ErrorValuesFeedback.md
+++ b/Go2ErrorValuesFeedback.md
@@ -38,4 +38,4 @@
 
 ### Against Any Change At All
 
-- Rob Pike - [Simplicity is Complicated](https://www.youtube.com/watch?v=rFejpH_tAHM)
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+- Rob Pike - [Simplicity is Complicated](https://www.youtube.com/watch?v=rFejpH_tAHM), December 2015
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