Life on earth could be much older than many realize.
http://www.disclose.tv/news/A_Solar_System_Littered_with_Alien_Artifacts/83555
Life in various parts of the galaxy could have ruined them selves long ago.
http://www.disclose.tv/news/Researchers_Aliens_may_be_in_our_solar_system/83548
However, some ETs might have had high technology for the equivalent of 100s of millions of years, even billions. Humans would be somewhere between ants & monkeys compared to them. And some of them look more like ants than monkeys.
http://mvextra.blogspot.ca/2014/01/mysterious-ancient-indian-metal-works.html
