That's not precisely true.

perl -wle 'open my $fh, ">", "a b" or die $!; opendir my $dh, "." or d
+ie $!; print for grep / /, readdir $dh'
a b
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As you can see, the outer quotes are single, so I'm not on MSWin.

($q=q:Sq=~/;[c](.)(.)/;chr(-||-|5+lengthSq)`"S|oS2"`map{chr |+ord
}map{substrSq`S_+|`|}3E|-|`7**2-3:)=~y+S|`+$1,++print+eval$q,q,a,
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