One evening a girlfriend was showing him how to Cha Cha at his house, and as she tells it he suddenly had an inspiration, becoming fascinated with the idea of using the interplay between dance partners as a way to teach his Visayan style dueling.
Why not? There was range, angle, timing, leading, following, sensitivity, and rhythm already built in, but to add swords, striking and evasion to the mix? Now that's genius.
Points if you can see the pendulum step and half body pendulums here.