[..]
> 
> When I originally setup replication between the two nodes, I had to INIT 
> CLUSTER and STORE NODE for each side ... in my case, NODE 1 and NODE 2 ... 
> I take it that I can have multiple SETs per CLUSTER, but do I need to 
> define a NODE 3 / NODE 4 for the temporary SET I need to create, or can I 
> use the existing NODE 1 / NODE 2 that are already created?  And, the 
> respective paths created via STORE PATH?

you dont need to create more nodes. you have to create set, add tables to set,
subscribe the nodes you want to this set, merge the set. in this case you only need to
subscribe the nodes which are subscribed to the primary set. 
(the one you want to add the table to)

does that make sense?

l