Heh, thanks for your constructive comments.
1. Point regarding the higher angle noted.
2. It actually isn't a canvas, the coil is inside a SAF Mazda minibus. Lol! It is night time, just that the light from the longball court is spilling in (20 plus 1000 watt lights are a BIG source of light pollution.
3. Actually, from burning 3 or so coils, what's left is around 1/4. Though I got to agree that it isn't really near the end yet. This is a 20 second exposure, so any smoke effect would be lost.
Thanks for your comments once again! :embrass: