Originally Posted by
Andy_RR
As far as helicopters being a present-day analog, I'll repeat what I said earlier - they're expensive to operate in terms of power, maintenance complexity and skill level. That's a lot of stuff to be paid for before you get to the payload bit...
Can you explain how these will be any less expensive to operate in terms of power maintenance and complexity? I'll concede the skill level might the lower, but won't reduce the overall cost significantly.