I wish we were more careful distinguishing between "life" and "alien civilization." Alien civilizations may not be alive: they may be robots, etc. This is impo

I wish we were more careful distinguishing between "life" and "alien civilization." Alien civilizations may not be alive: they may be robots, etc. This is important, because if we look specifically for life, it limits the scope of our imagination and search. It's SETI, not SETIL.