My colleagues David Tesar, Oguz Pastirmaci and I have recently started a new show called DevOps Dimension. In this show we interview engineers that have gone through a DevOps culture change in their team and company.
You can subscribe and follow the show here:
It doesn't go deep into technology, but instead focuses on DevOps practices being implemented in the industry. We interview experts from companies like Nordstrom and also teams from inside Microsoft. For example, here's the interview with the Bing team about Experimentation and Testing at Scale: