I didn't realize that extreme programming and Perl were mutually exclusive.
OK, I'm sorry I misinterpreted your words.
I came across this website a while ago. It's been up for a few years so I think most people already knew about it. I bring it up here because I see some relevant context to the collaboration between
That's not true, well, at least for some Extreme Perlers. They put great efforts to get the best out of both extremists :-) Perl and eXtreme Programming. They call the efforts collaboration as "marriage". An excerpt from the website:
This book is about a marriage of two compatible yet unlikely partners. Extreme Programming (XP) is a software development methodology that enables users, business people, programmers, and computers to communicate effectively. Perl is a dynamic programming language that lets an XP team embrace the inevitable change caused by effective communication. Perl is the fixer and doer of the pair, and XP is the organizer and facilitator. Together they help you build robust software applications efficiently.
Open source softwares? Share and enjoy. Make profit from them if you can. Yet, share and enjoy!