What unwritten Perl book would you like to read?

What, besides Higher Order Perl? How about "XS in a Nutshell" -- I've never managed to fully wrap my head around XS, possibly due to a lack of knowledge about perlguts.

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F o x t r o t U n i f o r m
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% man 3 strfry

In reply to Re: Unwritten Perl Books by FoxtrotUniform
in thread Unwritten Perl Books by Ovid

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