I was bored and wanted to see if anyone would actually read this thread, I am sorry if this has caused anyone distress.
Also it does not matter that the PPC970 is not pin compatible with the G4/G3, there are ways of making converters. The G3/G4 is not pin compatible with the PPC604, but people can still instill G3s in those machines.
OK I have changed the title for those who do not like to waste time.