Originally posted by 442But then an alien which was warlike and aggressive is less likely to reach that technological level anyway because they would have wiped themselves out before then.
Take "independence day" for example, forget the typical hollywood OTT Bruce Willis in a vest attitude, but just look at the basic concept of an aggresive alien life form coming to earth. For a start, their technology would be far more advanced than ours to have got here in the first place (we "think" we know there is no other life currently in our solar syst ...[text shortened]... d have had to come from outside our solar system. Would we really be able to defend ourselves?
Like we could have done in the 80's.