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You should try LSD at least once
it has been known to have side effects and leave you more psychologically unnerved then before. (Hallucinogen Persisting Perception Disorder)
It is dangerous to broadcast radio waves to outer space
This all plays upon the Fermi paradox and whether or not there is intelligent life looking for other intelligent life for what ever reason. The most likely explanation is that we are alone, the first intelligent life or that higher life forms don't care about us.