# Reference

1. [Open Source Policy with Bruce Perens](https://www.owltail.com/people/rRld1-bruce-perens/appearances)
1. [Post-Open Source License – Early Draft](https://perens.com/2020/10/06/post-open-source-license-early-draft/)
	https://perens.com/wp-content/uploads/sites/4/2020/10/PO_License_Draft.pdf
1. [What Comes After Open Source](https://www.youtube.com/watch?v=vTsc1m78BUk)
1. [Bruce Perens - Building a 'billion dollar' startup with Crystal and Lucky | Crystal 1.0 Conference](https://www.youtube.com/watch?v=XRl-it1-ruI&list=PLe1-A91ZPTpBBrrIV-N_fMmCWbFM4Uj4v)