Excellent list. Further to that, there have been some useful nodes on perl internals posted here over the years. Two that spring to mind are:

If you are eager to learn about Perl internals, I would pay attention to anything posted here by dave_the_m.

In reply to Re^2: Perl Internals and Implementation by eyepopslikeamosquito
in thread Perl Internals and Implementation by Irfarino

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