For example, you shouldn't pass this routine any tied variables or blessed references that will have unwanted side-effects if stringified twice instead of once. 

$;=sub{$/};@;=map{my($a,$b)=($_,$;);$;=sub{$a.$b->()}}
split//,".rekcah lreP rehtona tsuJ";$\=$ ;->();print$/

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In reply to Re: Writing to Screen and file on Win32 by jonadab
in thread Writing to Screen and file on Win32 by banesong

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