Listeners' comments discussion (sound improvements; Dmoz.org; podcasting in higher education, and in business schools with RSS and Blackberries; lighting the blogging flame; podcasts at different bit rates); Global PR Blog Week 2.0; review of PodcastCon UK; Sun warns employee bloggers about confidentiality; Phil Gomes starts a podcast; Business Week's podcasting efforts; viral marketing to support a charity auction; Chrysler misses the boat with media blog; from Our Correspondent Down Under.