For anyone that has an interest, Ancient Dragon Zen Gate has a series of podcasts about Genjokoan. The presenter is Shohaku Okumura, the author of "Realizing Genjokoan" (on the Treeleaf booklist). They are up to #5 and it's about 9 hours of talks. You can find them by doing a search on iTunes for.....Ancient Dragon Zen Gate Dharma Talks.