in reply to Distinguishing text from binary data
You could look at the perl implementation of the unix file utility. It is(was) part of the PPT project.
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 (473 votes). Check out past polls.