This is my most recent draft. I hope it summarises my core argument first and has clearer writing about the other peripheral subjects later. Warning: it's fairly long, but the first 2 points are so worth it! Stop at Blue Mars if you wish as that's half way, and everything after there becomes a bit more speculative.
MARS V the BELTERS
While I eventually would love to see *all* of the solar system settled and O'Neil colonies everywhere, I think we should start with Mars first. There are 3 main reasons: the City Size Bonus, Technology Bottlenecks, and the Myth of Self-Replication Mining ship