in reply to compare 2 arrays

$matrix[ $_ ] == $array2[ $_ ] or warn "$_: $matrix[ $_ ] != $array2[ +$_ ]" for 0 .. $#matrix;

With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.