Right ? And they did that just by introducing a super efficient torch drive. Otherwise most technology is not that much advanced from what we have now, yet ther

Right ? And they did that just by introducing a super efficient torch drive. Otherwise most technology is not that much advanced from what we have now, yet there is a believable human civilization spanning preatty much the entire Solar System. Expanse is a really nice demonstration that drive technology is one of the most important if not the most important technology for space settlement. :)