Also, conventions for abbreviations would be helpful. The fact that VEs are based on a spatial metaphor is often mentioned when the special qualities of VEs are presented. That is, spatiality is not only visual, but created through action. Objects to support collaboration. Complex ideas get formulated in which several elements become related to each other.
Relations are inherently spatial.
Instead of laying them out on paper, is it possible to develop tools for supporting collaborative construction of ideas. I have about five years experience in using telecommunications in educational and informal projects.