The guys from Livid Instruments just blogged about GrandVJ 1.2b1compatibility with their controllers, they posted a cool demo video to show how easy it is to setup GrandVJ with their Block controller right out of the box.. No need for setup or configuration.
“Now in the latest beta Arkaos GrandVJ add MIDI output and after never using it I was able to make a quick demo to show you how easy it is. They also have OSC support, which is really nice to see. This works the same on the Ohm64 and Block as shown in the video below.” (Read more.. http://blog.lividinstruments.com/2009/10/20/arkaos-and-block/ )