Interesting issues: which Wiki NameSpace to use (sender's? receiver's? other?), and which markup style to recognize (since there are variations among servers)...
Hmm, reframe it: how about a WikiProxy?
Two non-web approaches:
Anyway thanks for the thoughts, on how to integrate wiki into things, I've been thinking about (but not coding) this for a year or two and am excited to see other people working on it as well. --AdamShand (http://www.spack.org)