Bounce is a real time GraphicalProgrammingLanguage based on DataflowProgramming, designed to create interactive graphical simulations, and to filter and control midi, serial, Ethernet, and other devices.
http://catalog.com/hopkins/lang/bounce/bounce.html
The examples on that page look very similar to GeeLanguage.
JaronLanier's virtual reality company was called VPL, which stood for "VisualProgrammingLanguage". Chuck Blanchard developed the VisualProgrammingLanguage that he used called "Body Electric", and David Levitt later developed that into the BounceLanguage, by integrating the MacromediaDirector ShockWave library as a multimedia display engine.