Related recommendation: this podcast episode[1] was very good, covered many solutions to the Fermi Paradox, and discussed the OP's article. [1] http://rational

Related recommendation: this podcast episode[1] was very good, covered many solutions to the Fermi Paradox, and discussed the OP's article. [1] http://rationallyspeakingpodcast.org/show/rs-203-stephen-webb-on-where-is-everybody-solutions-to-the-f.html http://rationallyspeakingpodcast.org/show/rs-203-stephen-web...