100 Light Year Radius

Message sent by radio years ago, still traveling. Perhaps something has received, perceived, but not answering. North America was first to burst voice into void. All nations followed at last, our broadcast signals deployed. Next came pixel video, movie show in black and white. King George and Adolph Hitler, bitter foes commence to fight. Later we added color, finely tuned for human eyes. Now our signals form a sphere of one hundred light-year size. Did we broadcast woe and strife that other life could detect? Our mistakes make me wonder what answer we should expect. Have they heard it all before, murder, war, and wastefulness? From Earth the same message sent: We’re sentient yet senseless. Message sent by radio years ago, still traveling. Perhaps something has received, perceived, but not answering.