Also I am not sure I understand the difference between extend and build on top of

That wasn't very precise of me. What I meant was either to inherit from the classes and add your own methods (extending), or use it as a backend but using your own API instead (building on top).

If I am looking at say "HTML::LinkExtor::Simple" should I get in touch with the author of "HTML::LinkExtor"?

Yes.

In reply to Re^3: RFC: URI::URL::Detail by moritz
in thread RFC: URI::URL::Detail by tmharish

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