anchor.diff:  $ sudo apt-get upgrade
   ----
   
  +Make sure Alsa is installed:
  +
  +----
  +$ sudo apt-get install alsa-base alsa-utils 
  +----
  +
   Force audio through the 3.5 Audio jack:
   
   ----
  
positive.code: You may also want to change the `music_directory` parameter
  to a directory different from `/var/lib/mpd/music`, for example to a directory under the user's home directory.
  
  === Text to Speech
  
  For text-to-speech conversion I used Google's 
  https://android.googlesource.com/platform/external/svox/[SVOX Pico], which 
  provides a much better quality than eSpeak.
  
  I used a precompiled http://www.dr-bischoff.de/raspi/pico2wave.deb[SVOX-Pico Debian package for ARM]
  
negative.code: 
  === Music Player Daemon (MPD)
  
  This software uses the http://www.musicpd.org/[Music Player Daemon] as the backend.
  
  ----
  $ sudo apt-get install mpd
  ----
  
  Keeping track of the current book and autoplaying will be controlled by the client frontend. To
  