The wealthy. Millionaires, billlionaires, people with vast material riches.
useless, just people who use up too many resources for their own selfish gain
The entrepreneurs. CEO's, businessmen, self-made tycoons.
useful because they employ people
The scientists. Doctors, engineers, researchers.
don't even need to say why these people are vital
The world leaders. Presidents, royalty, dictators.
to quote Jim Sterling "bunch o fuckas"
The artists. Writers, musicians, directors, actors.
useless, don't contribute much for how much in the way of resources they use
The soldiers. Infantry, officers, generals, in service to their native country.
Correction, they don't serve their country, they serve their government and if humans could figure out how to get along after all the thousands of years of our existence they wouldn't be needed
The humanitarians. Peace activists, charity organizers, spiritual leaders, enviromentalists.
I think this basically covers good people and there's not enough of them
The educators. Teachers, university professors, counselors, tutors.
vital
Need to add the workers, they do everything and thus are extremely vital