Cool video about Canon a590is, have a look:

This is my second go at using CHDK on a Canon PowerShot to produce a time lapse video. I took a shot every 8 seconds and ended up with 300 shots this time. I then used Quicktime Pro to produce the sequence running at 12fps.
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Cool video about Canon a590is, have a look:

Taken with my Canon A590IS + CHDK. 32 second exposures at f/2.6, taken 60 seconds apart. You can see a plane that flew through the shot in the first frame.
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Disclaimer: This site is a paid affiliate of eBay.com

Cool video about Canon a590is, have a look:

Taken with my Canon A590IS. 40 second exposures at f/2.6, 60 seconds apart.
{auction}
Disclaimer: This site is a paid affiliate of eBay.com