Your delusions are evident, as are your obsessions.
You notice small errors, but not gross ones such as confusing the US desert South West with Mars.
As for delusions, which is to say avoiding reality, you can see evidence of the behaviour in the posts below, and those posts include your own.
Now let us return to von Braun's Mars tractors, and his proposals to use in-situ Mars resources, such as he imagined them to be.
EP