With regards to the question of what happens when a user clicks on a app icon in the launcher when there is one instance of the app open in each of the two workspaces the answer is that yes, nothing should happen if firefox is already focused in the current workspace
We had to go through a lot of iterations to reach this conclusion ;-)
We have gone through a lot of iterations with this behavior, there is quite a complex set of trade-offs in the launcher/workspace interactions.
We have a prototype that covers *some* of these interactions, see https:/ /chinstrap. canonical. com/~johnlea/ 1104spread/ unity_workspace s.air
With regards to the question of what happens when a user clicks on a app icon in the launcher when there is one instance of the app open in each of the two workspaces the answer is that yes, nothing should happen if firefox is already focused in the current workspace
We had to go through a lot of iterations to reach this conclusion ;-)