Building a wall by precisely stacking randomly shaped boulders could almost be the definition of hard work – both physically and mentally. It's the sort of thing we might want robots to do one day, so it should come as no surprise that one has in fact just done it.
Robotic excavator builds a giant stone wall with no human assistance::undefined
But how will we steal resources from brown-people countries and channel public money to corporations ?
Anti migration wall, so the poor people stay poor in their own countries and can be exploited as God intended.