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# Unfortunate scalar conversion
my @foo = @_ || @bar;
# Unfortunate error, not DWIM-compatible
my @foo = @_;
@foo ||= @bar;
my @bar = qw[ dog cat frog ];
print join(',', @foo),"\n";
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?
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