> The round trip transport time between the home world and colonies would be so long that it is hard to come up with any economic benefit establishing such colo

> The round trip transport time between the home world and colonies would be so long that it is hard to come up with any economic benefit establishing such colonies provides to the home worlds. Let’s just hope, for the sake of any beings already on other planets, that you are right. History here on Earth suggests that long journeys are not a sufficient obstacle for exploitation.