If you're not a member of http://TheSixtyOne.com, I highly suggest it. Sign up for a listener account (make sure to put BRADREASON in as a referral when you sign up :O)
Here they are, my top 11 picks for the top hot geeky songs on The61:
I can't leave out my own tune,
using all Second Life sounds to make the tune:
If you're interested in checking out more of my original tunes:
My T61 page is here: http://www.thesixtyone.com/doubledown
We also have a T61 group: "The Second Life Listener Collective"