in reply to UDP Listener / Server
After reading what ikegami suggested, take a look also at perlipc man page; if you think this is too complicate, try with Net::Server, which will help you doing what was described in our comments.
There is no Extraterrestrial life
There aren't any suitably capable Extraterrestrials
Interstellar travel is too difficult
We're too uncool / not worth the trouble
What do you mean they haven't visited?
Results (523 votes). Check out past polls.