Ross Bochnek's gallery/Blinkbat (2014)

https://www.youtube.com/watch?v=_k8oVUrGMLw&index=2&list=PLlyuOjP1CXTg-ybkExCu4YdOeNdRwqbrn

The interactive lighting is controlled via sonar distance sensor, and internal reflections inside the hurricane globe change the perceived direction of the LED sequences.

Blinkbat