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Either way back in the first pages of the forums, or in various older websites that may have reviewed them long ago. Cnet or another notable tech site may have done one long back, but it shouldn't be hard to find them.
 
I have had the pleasure of using several iMac G4's (15" & 17"). They are great computers- very stylish, they still turn heads today. If you are looking to purchase one, try to get a 17" or 20" version- you will appreciate the extra screen size. :) :apple:
 
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