Late to the party, as usual. The Zendrum is my primary drum kit. After years of “finger drumming” on it, I applied Greg’s hand movement technique from the Stick and heard a big improvement in my playing. I also have an Aquadrum, Wavedrum, Udu, and Keith McMillan Bop Pad - all are wonderful.
Here is an example of Zendrumming:
https://youtu.be/1PQqtqblpfwSent from my iPhone using Tapatalk