in reply to Web Address Validation
If this assignment were part of an obfuscation contest, I would say this:
http://www.tesco.com http://www.mmu.ac.uk http://www.amazon.com http:/
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 (478 votes). Check out past polls.