diff --git a/presentations/1hr-GPL/1hr-GPL.markdown b/presentations/1hr-GPL/1hr-GPL.markdown
index b3ee8aa..dd9fd9c 100644
--- a/presentations/1hr-GPL/1hr-GPL.markdown
+++ b/presentations/1hr-GPL/1hr-GPL.markdown
@@ -169,3 +169,15 @@
 + That way, they know the answer to every question is “no&;rdquo,
 
 + rather than: “yes, but only as long as you …”
+
+# The Technical Gap
+
++ Understanding GPL well requires a some software expertise & legal
+  expertise.
+
++ You don't have to be a professional on either side to grok it.
+     + but you're best off if you're a professional in one & an amateur
+       in the other. 
+
++ Most important technical concepts you need:
+     + source code, binaries, methods of distribution.