Melbourne has a new staff-free 7-Eleven, which is essentially comprised of vending machines.  In this edition of The Conversation Hour we discuss if this is the way of future for retail and what underpins the move. 

Also on the show, actor Chris Hemsworth has released a film that documents a road trip with his dad who has early-onset Alzheimers, we speak with the dementia community on how the documentary has been received.

We also get the latest on what is being done to mitigate B6 toxicity and get the latest on the Optus outage.