|Do you know where your variables are?|
will produce the answer, all at once, with no programming involved, Perl or otherwise.
Utter baloney! Which if you'd ever tried it, or anything like it, you'd know.
Is that a useful possibility here?
Will this make his script go faster per his requirement? Of course not!
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.