While watching the new " In search of" on history channel they showed a huge radio transmitter that an astronemer is using to deliberately beam signals to nearby star systems. This is extremely dangerous and stupid. We know nothing of the potential life forms we may be signalling. Just because they are more advanced then we doesn't mean they will have benevolent intentions. Whe the spanish and english made contact with native americans it did not go welll for the indians. Disease killed most and many were enslaved or killed by the conquerors. The animal in the jungle that draws attention to itself is usually another animals dinner pretty quick. This one guy may end up being responsible for a planet wide catastrophe, and should be stopped.