I am not at a PC right now, but I can see your point. To counter, Seti should catch anything really high powered. Whether or not a civilization can operate some

I am not at a PC right now, but I can see your point. To counter, Seti should catch anything really high powered. Whether or not a civilization can operate something at that level of power, is a thought experiment. But, still, they sift the skies, at least we are trying right ? :D