Start to add what we'll actually cover

web/content/_index.md

@@ -172,16 +172,57 @@ You now know enough to be dangerous.
 
 ---
 
+#### We'll cover 
+
+* Hooks
+  * form_alter
+  * node_insert
+* Plugins
+  * Block
+  * Formatter
+* Services
+  * Route subscriber
+  * Event subscriber
 
 {{% note %}}
-Doing something with a form?  You want hook_form_alter() or one of its 
-{{% /note %}}
-
-
----
-
-
-{{% note %}}
+
+the three main ways to mess with Drupal 8 and 9: hooks, plugins, and services, with a couple examples in each.
+
+{{% /note %}}
+
+---
+
+
+{{% note %}}
+both examples of what technically to do and how to do general things
+
+For example:
+
+Doing something with a form?  You want hook_form_alter() or one of its variants.
+{{% /note %}}
+
+
+---
+
+## Learning to learn
+
+* Drupal documentation
+* Duck Duck Go (!g if you need Google results)
+* Debugger - look for
+
+{{% note %}}
+Where to start if i don't cover it in this session
+{{% /note %}}
+
+
+---
+
+### When not to make a module
+
+{{% note %}}
+find a contrib module that does it
+
+Should it be in a template
 {{% /note %}}