I am an advanced amateur photographer and own 2 Canon digital cameras (G2 and 20D).Both have served me well over the years but recently I have found myself needing a decent ultracompact camera that I can easily carry with me at all times for unexpected photo-ops.
Other current Canon models that I also researched before my purchase of the "bohemian brown" SD1100IS included the SD950IS and the SD1000.
Here is my take on the SD1100IS: