Yeah and if not why not presume there a re those who have evolved both as a society and mentally. Why not? By all means.

I'm not taking some hokey poky add from t.v. I'm just saying wouldnt it be a cool posibility?
Mabe there waiting out until we can find them. Or really they have no buisiness to meet us. Who knows whats all out there or why.

Good point NoWhereman about the nazca lines. Mabe a message to those in the future. You can only see them when your asscended.
Perhaps there trying to reach the aliens so high up. not knowing exactly how small they are on the planet?