There isn't much intellectual discussion about the reproduction of audio to be found. In a previous post readers were pointed towards a 2 and 1/2 hour round table discussion that included an audio engineer, a producer, a mastering engineer, an audio critic, and a music lover. High end speaker manufacturer Bowers & Wilkins (known to most as B&W) has begun a new podcast that is a free subscription through iTunes. The first three installments cover the topic of non-musical sound as art, why the standards of recorded sound have recently fallen, and the viability of surround sound for music. Check them out.