3 ms·http://lesswrong.com/lw/qk/that_alien_message/ http://lesswrong.com/lw/qk/that_alien_message/by justinpombrio 10y agohttp://lesswrong.com/lw/qk/that_alien_message/ http://lesswrong.com/lw/qk/that_alien_message/