That's exactly the kind of stuff I want to do! These are just my
  first semi-accidental attempts. I think I'm 'getting' how to do
  the long exposure times and I'll try changing the shutter. This
  is the stuff I wanted to do ever since I was like 11 yrs old and
  I saw a photograph of an african guy juggling fire in a national
  geographic and the flames were evenly spaced apart in a circle.
  I had this camera for 2 yrs and I'm finally delving into it, now
  that I found a "Canon hacking" program. "