Here is the YouTube link to my Sanskrit talk on पाणिनीयव्याकरणे विचारस्वातन्त्र्यम् delivered for the Tilak Maharashtra Vidyapeeth, Pune. 

https://www.youtube.com/watch?v=hxxVIYD1MzA

Best regards,
 
Madhav M. Deshpande
Professor Emeritus, Sanskrit and Linguistics
University of Michigan, Ann Arbor, Michigan, USA
Senior Fellow, Oxford Center for Hindu Studies
Adjunct Professor, National Institute of Advanced Studies, Bangalore, India

[Residence: Campbell, California, USA]