In each episode of the Cool Tools Show, Kevin Kelly and Mark Frauenfelder talk to a guest about some of his or her favorite uncommon and uncommonly good tools they think others should know about.
http://cool-tools.org/
49: Meara O'Reilly
Meara O'Reilly is a sound artist and educator, most recently in residence at the Exploratorium in San Francisco. She is co-creator of the Rhythm Necklace app, a musical sequencer that uses two-dimensional geometry to create rhythms. Her collaboration with Snibbe Interactive on sound-based cymatic concert visuals for Björk's Biophilia album was included in the world tour.