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Imagine a forward thinking Plains Indian hypothesizing life beyond what is
known. He excites his fellows to search the sky for alien smoke signals. The WOW! smoke results in a concerted effort to look in the direction from which it came but the volcano does not erupt again. ===== ALL of our communication is trending towards undetectability beyond the earth. Even with satellites using radio signals, every bit of signal which is not received by the satellite or ground station is wasted and also the object of future reduction of the loss to improve efficiency. Other transmissions are going to electrical and optical cables. Actual broadcast is more tradition than anything else and with all the cable channels even today the vast majority of the material is never broadcast. And if not broadcast no one not wired in is going to detect it. ===== All of SETI assumes either inadvertent transmissions or deliberate attempts to communicate. We are eliminating the inadvertent in our own transmissions. Assuming a deliberate transmission is looking for smoke signals. I doubt we will ever have the "come eat us" concern so deliberate transmissions should exist. It is also reasonable to assume transmission methods and power levels make it possible. So there are we are missing the deliberate transmissions or there is something we will discover real soon which will make RF look like smoke signals. -- He poureth me out as milk. He curdleth me as cheese. Yeah though I walk through the Valley of the Cheesemakers I shall fear no evil -- The Iron Webmaster, 4032 http://www.giwersworld.org a1 |
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On Jun 26, 12:08 am, Matt Giwer
wrote: Imagine a forward thinking Plains Indian hypothesizing life beyond what is known. He excites his fellows to search the sky for alien smoke signals. The WOW! smoke results in a concerted effort to look in the direction from which it came but the volcano does not erupt again. ===== ALL of our communication is trending towards undetectability beyond the earth. Even with satellites using radio signals, every bit of signal which is not received by the satellite or ground station is wasted and also the object of future reduction of the loss to improve efficiency. Other transmissions are going to electrical and optical cables. Actual broadcast is more tradition than anything else and with all the cable channels even today the vast majority of the material is never broadcast. And if not broadcast no one not wired in is going to detect it. ===== All of SETI assumes either inadvertent transmissions or deliberate attempts to communicate. We are eliminating the inadvertent in our own transmissions. Assuming a deliberate transmission is looking for smoke signals. I doubt we will ever have the "come eat us" concern so deliberate transmissions should exist. It is also reasonable to assume transmission methods and power levels make it possible. So there are we are missing the deliberate transmissions or there is something we will discover real soon which will make RF look like smoke signals. -- He poureth me out as milk. He curdleth me as cheese. Yeah though I walk through the Valley of the Cheesemakers I shall fear no evil -- The Iron Webmaster, 4032 http://www.giwersworld.orga1 Mainstream SETI has been nothing but a tax avoidance joke upon all of humanity. - Brad Guth Brad_Guth Brad.Guth BradGuth |
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BradGuth wrote:
.... Mainstream SETI has been nothing but a tax avoidance joke upon all of humanity. Tax avoidance is a good thing. Support SETI! -- Israel: The land of religious fanatics with their finger on the nuclear trigger. -- The Iron Webmaster, 4030 http://www.giwersworld.org/disinfo/occupied-2.phtml a6 |
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