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diff --git a/doc/tutorials/intro/09.event_driven_processing.pd b/doc/tutorials/intro/09.event_driven_processing.pd
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+#X text 18 65 Message processing is driven by events \, nothing happens
+if there no events. There is nothing happening in the patches below
+until you click on the messages (the bangs at the bottom illustrate
+that):;
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+#X text 18 265 Pd is always ready to process messages \, you don't
+need to tell it to run. You can keep things running by sending a stream
+of events:;
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