Need Advice on My Lvl 60 Phoenix Squad and Space/General Progression

I don't know when those guides were written or what the background is. At the end of the day it's always a judgement call.

Personally I find myself relying on Hera's expose in a lot of cases to do good damage and the potency cross means I can land it reliably.

You will never be able to customise your mods enough that you will be able to pick all 4 secondaries.

Ahsoka' s ship is one of the few ships in the game that will remove an opposition buff but otherwise it's rather underpowered