Recently I've been looking around at other dataflow languages, primarily because I'm curious to see how G's language design influences the way we think about dataflow. Last week I downloaded and installed Microsoft's Visual Programming Language, a dataflow language included as part of their Robotics Development Studio.
On the surface VPL appears to be a direct competitor to Labview. If that concerns you, don't worry... imo VPL has a long ways to go before it can offer the simple workflow and overall ease of use as Labview. In fact, when Robotic Studio was first released MS did not publicly