Would it be more sensible to migrate that over to a wikispore server? What would the benefits and limitations be?
Compared to what? That is to say, what are you currently running it on? What ops practices do you have? (Backups, monitoring etc)
The obvious benefit would be less overhead (the needs are likely very similar, so instead of two groups doing the same things in parallel we could pool resources). The biggest non-resolvable limitation