"Exioce, Azrael, Njiri, Cardea, Apathaam, Ling Deti, and NLTT 10055"
7 systems, against two inhabited bubbles.. the chances of anyone casually getting a mission from an opposing faction are thin.
Besides, the BGS runs beyond the Mobius group. The vast majority of the player base will not read this
I am not sure this reminder will have any effect on OoM to be honest.
I'll personally be careful, for what it's worth.