Listeners' comments discussion (bandwidth, bit rates and listening preferences; jazzed about podcasts; answering the logo call); PR firms with no RSS; emergent journalism with PublicNow.com; IABC's Katrina initiative; Queen of Sky sues Delta; eBay acquires Skype, Oracle grabs Siebel Systems, America West goes to US Airways; two new European podcasters; 20 uses for podcasts; 7m iTunes podcasts; from Our Correspondent Down Under; blogs that front sales sites.