https://www.youtube.com/watch?v=AO5FiBMK1tY
https://www.youtube.com/watch?v=xLpX2M7I6og
https://www.youtube.com/watch?v=G9DYr7FiQGI
https://www.youtube.com/watch?v=P65Z2G1G12A
https://www.youtube.com/watch?v=Y3veK6m5mxc
http://www.thereminvox.com/article/articleview/116/1/31/index.html
http://game.notch.net/drowning/
http://musicalgorithms.ewu.edu/
http://www.openairlib.net/
https://www.youtube.com/watch?v=WtXg_Wp2NY0
http://faculty.washington.edu/jcramer/BBSound.html
https://www.youtube.com/watch?v=xAHpVWDTUQc
http://motherboard.vice.com/read/the-fringe-audiophiles-who-want-to-topple-standard-tuning
http://vimeo.com/74065419
http://www.thingiverse.com/
https://www.youtube.com/watch?v=B3Nv8cdRRQo
http://boingboing.net/2014/05/07/how-to-make-a-simple-electroni.html
http://www.synthtopia.com/content/2014/06/05/the-music-thing-modular-contact-mic-mikrophonie/#more-57249