Modern Rock Mix/ Podcast Feedback Wanted

I'm looking for constructive criticism. The link below is to a modern rock mix podcast. I just added the mic and I'm listening to other podcasts and trying to figure out how best to engage listeners. It's 30 minutes

http://www.mixcloud.com/modernrockmi...n-rock-mix-12/

playlist:

MRM 12
1. Shake Me Down - Cage the Elephant
2. Numb - Linkin Park
3. Words As Weapons - Seether
4. This Is Gospel - Panic! At The Disco
5. Back To The Shack - Weezer
6. 21 Flights - Heavy English
7. Heaven Knows - The Pretty Reckless
8. Show Me - Iration
9. A Sky Full Of Stars - Cold Play