Humanity did all of that on a planet every generation of organism evolved to thrive on for billions of years, not a completely hostile environment. All of our a

Humanity did all of that on a planet every generation of organism evolved to thrive on for billions of years, not a completely hostile environment. All of our ancestors, going back to protoplasmic goo evolved on one planet. All of our mammalian ancestors evolved just on an incredibly narrow window on or near the surface of said planet. Maybe we won’t need all of our current specialists, but we’re going to need rafts of new ones. You’re also making the “Golgafrincham” mistake when you arbitrarily dismiss existing specialties. It would be a shame for our first colony to die from a disease contracted from the proverbial “unexpectedly dirty telephone.” Having dedicated personal to keep th place clean might be one of the more essential jobs for all we know. HR might be another essential, or something similar unless you want that explosive decompression to have been the result of sabotage because of co-worker conflict.