There are a heck of a lot of broken links having just done to look - although I don't tend to check it out often.
How about this as an idea - rather than trying to split out into lots of different threads based on models...
Have a thread for each year? So the current one is closed and we start a new Mac Setup July 2006 onwards which we can close when it gets to Jan and have a Mac Set Up 2007 set? The first post in each one has links to the original threads