added a bit to the presentation

README.md

 Use the grains.rst file for writing the presentation
 
 https://github.com/regebro/hovercraft
+
+Run `hovercraft grains.rst` to start the server on port 8000. Use
+`hovercraft -p 5000 grains.rst` to set to another port.
+

grains.rst

@@ -46,10 +46,37 @@ Jens-Christian Fischer
 Agenda
 ======
 
+* What & Why
 * Sound Synthesis
 * Networking
 * Audience Performance
 
+----
+
+What & Why
+==========
+
+How far can we take the *Web Programming*, *Synthesis* and *Free
+Improvisation*
+
+
+----
+
+Our Backgrounds
+===============
+
+* Theoretical Physics
+* Software Development
+* Game & Sound Design
+* Cloud Architecture / Operations
+* Free Improvisation
+
+----
+
+What can we do with "run of the mill" technology?
+-------------------------------------------------
+
+
 ----
 
 Sound Synthesis
@@ -59,6 +86,12 @@ Sound Synthesis
 * Additive
 * Granular
 
+----
+
+Experimental Setup
+------------------
+
+
 ----
 
 Ingredients
@@ -66,8 +99,10 @@ Ingredients
 
 * Elixir_ / Phoenix_ / Erlang_ VM
 * WebSockets_
+* Processing_ / P5_
 * Open Sound Control (OSC_)
 * CSound_
+* A certain amount of crazyness
 * You and your mobile phone
 
 .. _Elixir: http://elixir-lang.org
@@ -76,6 +111,8 @@ Ingredients
 .. _WebSockets: https://developer.mozilla.org/en-US/docs/Web/API/WebSockets_API
 .. _OSC: https://en.wikipedia.org/wiki/Open_Sound_Control
 .. _CSound: http://csound.github.io
+.. _Processing: http://processing.org
+.. _P5: http://p5js.org
 
 ----