Why would anyone doubt that they not only exit, but were here long before us, AND, that they are still here?
Time for the doubters to watch Ancient Aliens on History channel
AA is a soft roll out, as the governments are unable to contain it any longer. In spite of their efforts, people continue to wake up to the truth
Oh, I know, because you believe your lying governments who have made agreements with various alien groups
When I was young, the bought and paid for archeologists told us the famous pyramids were ~ 2000 years old, and were built by slaves. The few young archeologists who studied them provided beyond a reasonable doubt that both were impossible. There are many 'similar' locations around the world
The big question is why haven't they 'invaded'? Certainly, we do not have the tech to stop them.
Well, we are a food source. We are being farmed and harvested as both food and as a drug. They somehow convert pain and suffering (fear) into a drug like experience
The truth is out there. But you must first open your eyes