If you want to open up your domain to all kinds of security risks, then by all means use them. My favorite thread from comp.lang.perl.misc on the subject was this one.
Free now, pay later.
Update:And my favorite post from that thread is this one, but read the rest of the thread first to put it in context :)
In reply to Re: Re: Yet Another Matt's Scripts Node
by runrig
in thread Yet Another Matt's Scripts Node
by z0d
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