>>16734737>They hide behind a mask, or a skin suit, because they fear us.The less powerful ones might fear us, but the ones at the top of the power structure do not. They have hundreds of millions of years of tech beyond us, it's like saying that the US military fears uncontacted tribes in the middle of the amazon and so remains unseen to them.
They like watching us wander around in total blindness to what they rest of the galaxy is doing. Our confusion is like a daytime comedy show to them.