Reply to My second dubstep mix, please critique it!

I know it gets sloppy towards the end, and I know I need to work on some techniques, but I am so stoked on this one. Been at it less than a week, and am really pleased with my progress. If you want to, just skip around and tell me what you believe.

Thanks

http://soundcloud.com/doug-kronenberg/second-dubstep-mix-much