[Joe-Z]

Fair point. I guess the best solution would be to just further develop both: Manned and unmanned missions.

Also I think the psychological effects of having actual humans doing this stuff on the people staying back home should not be underestimated. Would we have an Elon Musk today[0] hadn't we landed Neil Armstrong on the moon in 1969?

[0]Or at least SpaceX, this guy's endeavours are all over the place :D