Some great windsurfing shots here from an equally great OMD photographer.
He certainly put's a lie to the OMD being incapable of taking action shots!
Brian Wadie's Images from Nature
The secret apparently is:
* Good light
* Ibis set 1
* CFC autofocus set to 4fps
Most of all, knowledge of your subject to be able to anticipate what is going to happen next and know exactly when to start pressing the shutter!