Those opposed to METI argue that broadcasting signals into space announcing the location of Earth is tantamount to ringing a dinner gong for any carnivorous, colonizing or anti-social aliens who might be listening. Although Earth would be a rather long way to go for lunch, some argue that the decision to take such a risk is not one for a handful of scientists.
~ Complements of The Economist business blog
......but I found it a bit entertaining :)
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