“The H9000 is your little light, do not hide it under a bushel. No, instead, let it shine. 🙂 “
http://youtu.be/_wuOTXgRibQ …. at about the 12:40 mark, Suzanne begins to explain her use of the two H9 pedals.. 
Yeah, I know that using the word QUADRAPHONIC creates the “deer-caught-in-headlights” stare but, it is my long-held goal to play music in QUAD.
And, she uses an iPad to control the H9s rather than dragging a computer on stage…. well, until she mentions having Voltage Control modification from Northern Light Modular at about the 20:00 mark 
