Oh man.... Get this, when you register at Tech Ed, pick up a TechNet sticker!!! and WEAR IT!
If you do, you could win some pretty cool prizes randomly throughout Tech Ed, including these COOL Halo 3 Hooded Jumpers! Now I just have to figure out how *I* can get one! Check out Deeps' blog post about the jumpers! http://blogs.technet.com/itproaustralia/archive/2007/07/30/halo-3-hooded-jumpers-at-tech-ed-2007.aspx