Crucial. Can't depend on finding a doctor in the stasis pods. We only have one qualified doctor at present. Further, all Tranquility technology needs a crash course. In Communications we have networking tech to maintain. Engineering keeps our O2 going and engines running. Gunnery has VR training to teach weapons skills, etc. Some volunteers originate from similar backgrounds, but even those who have been brought here from spaceships of their own are unfamiliar with this universe's specific advancements, and that's knowledge that can only be taught by those who have learned it already. When the expertise is gone, it has to be picked up from ground level all over again.
no subject