Here is a short list of some Podcasts about WordPress. Some of them do a pretty good job at being entertaining and geeky at the same time.
I can dig it.
Join Beth Skinner, Kym Huynh and Dave Moyer each week to hear all about the latest in WordPress and the blogging world! You’ll be incredbly informed with all the coolest plugins, the best looking themes, awesome interviews, the latest news, and much, much more
WordPress Weekly is a podcast hosted by Jeff Chandler and co host David Peralty from WP Tavern and Jeffro2pt0. The show is produced live every Friday evening at 8 P.M. EST (USA). Discussed are a wide range of topics around the WordPress community.
Great podcast delivery by Charles Stricklin and Jonathan Bailey gives lots of information on anything happening in the WordPress world. Unfortuantely shows are not weekly, more monthly.
Almost every week Angelo Mandato covers one WordPress plugin with occasional interviews of plugin developers for around 15 minutes.
The Theme Playground Podcast is a podcast for WordPress developers. Created and run by Ryan Imel and joined by J. D. Bentley.