#Aliens may have already visited #Earth.
Presuming that they'd be here at any point during our wafer-thin moment of existence on this #planet is the pinnacle of #narcissitic #human arrogance.
We're also far out in the sticks of the #MilkyWay #galaxy.
Maybe we only get scanned every #epoch (1,000,000 years) or even half an epoch. They could have "just" missed early #HomoSapien.
Anyway, the premise for 65, on #Netflix, "the atmosphere is breathable" is the most unbelievable part of the plot.
They did not, however, build the #pyramids or any of the structures or aerial-visible markers in #CentralAmerica and #SouthAmerica; only #Stonehenge.