Lots of potential. I like the live guitar + samples. I feel like you could do more with the guitar, though, but like you said, it's a WIP. Maybe some vocals???
Check out this guy, who is pretty awesome, too, I think you'll pick up some neat ideas, as I think your styles are similar: http://www.feed-forward.net/!EmperorNorton
And let me know what you think of his stuff!