Venkatesh Rao@vgrFact: 99% of interstellar trade happens between star systems less than 15 ly apart. #SpaceOperaNomics3:55 AM · Jun 11, 20153 Retweets12 Likes
Jeremy Zilar@jeremyzilar·Jun 11, 2015Replying to @vgr@vgr Largely due to the high cost of fuel? #SpaceOperaNomics1
Swamp Yankee@ndwpdx·Jun 11, 2015Replying to @vgr@vgr Fact: 85% of starship accidents happen less than 10 light years from home. #SpaceOperaNomics14