Or maybe it's due to the Dark Forest theory (https://en.wikipedia.org/wiki/Dark_forest_hypothesis#:~:text=The%20%22dark%20forest%22%20hypothesis%20presumes,of%2

Or maybe it's due to the Dark Forest theory (https://en.wikipedia.org/wiki/Dark_forest_hypothesis#:~:text=The%20%22dark%20forest%22%20hypothesis%20presumes,of%20any%20intelligent%20alien%20life https://en.wikipedia.org/wiki/Dark_forest_hypothesis#:~:text....)