Generally computer geeky:
IT Conversations - Stack Overflow be here.
Software Engineering Radio - An extra shot of geek.
Cranky Geeks - Yeah, I'm cranky too.
No Agenda - Crackpot and Buzzkill IN THE MORNING - Cracks me up.
.NET Rocks! - Carl rocks too. He's a REAL musician.
Hanselminutes - Scott IS THE Hanselman!
RunAs Radio - IT is geeky2.
Deep Fried Bytes - Microsouth.