This roughly 1 hour long interview was done by Songwriter's Vantage - previously on their website. It is no longer there or on Youtube. I've archived it here (and re-uploaded on youtube) for now until someone tells me I shouldn't. The interview conducted by Katie Shorey covers a pretty large swath of David's career. This interview was discussed on the board at the time and David chimed in - [link to the post by DB].