What are the major technical differences between them? Sensor types? Which gives more freedom to control the actual shot? Best bang for the buck?

Hey there, just wondering if there's a way to set the D5000 to give files continuous file names? I like regularly copying my photos over to my computer to clear up space on the memory card, but every time I do this, it resets the file numbers, and now I have duplicate file names. Thanks in advance.

I just discovered that, as of August 12 2009, Nikon has put out a service advisory on this camera: http://www.nikonusa.com/Service-And-Support/Servic... And then stumbled upon this page of horror stories: http://forums.dpreview.com/forums/read.asp?forum=1... People sending in their working-fine cameras to do preventative maintenance, and instead of the promised 2 day turn around they don't get their cameras back for 3 weeks, and when... Read more →