What exactly will a Nav or Observer bring to the party that a fully swept-up FMS coupled with glass cockpit systems couldn't manage itself?
I'm afraid I have to agree with Circle Kay that certain fleets will probably not survive an SDSR and could easily provide the MMA platform with highly skilled and proficient mission managers from their Non-Commissioned WSOp cadre.
Now if there's a dimmer switch that needs operating, that changes things completely.......