Not sure why you're being down voted here. I see why the CPAN reference is relevant but maybe it in particular is viewed as an issue because of Perl's TMTOWTDI.

Not sure why you're being down voted here. I see why the CPAN reference is relevant but maybe it in particular is viewed as an issue because of Perl's TMTOWTDI. I take your comment to be that code modularization and sharing was a problem solved long ago and that most collaborative programming issues are more social than technical.