We here at Fishing Jones are enjoying the maturation of the fly fishing video genre into something beyond the instructional or extreme categories. From Red Gold, to Drift, to the rediscovery of Tarpon, we like where things are going. Add to this our expectations for the upcoming documentary-style movie Rivers of a Lost Coast, which focuses on California’s rich fly fishing history. After viewing the Vimeo trailer and reading the pre-release information on the blog, we decided to ask the filmmakers, Justin Coupe and Palmer Taylor, a few basic questions: It’s not often we get a fly fishing film that focuses on the past rather than the present. What inspired you to tell this story? It started when we first started going over to…