Yes Starship batteries increases the duration of the new engi trait. the +10 to all subsystems only lasts 10 seconds when you 1st get it. With 6 points into starship batteries it goes to 18.4 seconds with 9 points in starship batteries it goes to 19.9 seconds Basically with 9 points into it w/ a dragon build 2/3rds of your…
As far as balancing power lvls/singularity abilities goes why not do as some people have suggested in that romulan ships start a fight at a disadvantage like -10 or -5 or however to all syetems and as each singularity charge builds restore some of the lost power since the singularity is "charging" anyway it should be…