Toby,

T> most info I find on the FB newsgroups implies
T> the embedded server isn't terribly thread-safe.

you shouldn't blindly trust everything you read on the newsgroups. ;-)

I can assure you that fbembed is as thread safe as it can be, your
(probably only) problem seems to be the unassigned connection in the
cursor component.

Ciao
--
Nando Dessena
http://www.flamerobin.org