Walter Rafelsberger is working on pertinent visualizations that he called RhNav (which stands for Rhizome Navigation). It's actually a visualization application framework meant for "building Navigation Interfaces based on Attention Data and User Behavior Analysis" (online demo here):
RhNav - Rhizome Navigation provides 3D navigation interfaces to explore and manipulate various data sources like access logs from web servers, aggregated attention data, file systems or databases.
Why do I blog this? it gives some relevant ideas for my visualizations of catchbob coordination between players.