Originally Posted by idrougge
Okay, so where would Commodore find money for developing new chipsets? Look at their profit margins.
Remember they bought MOS early on when they had lots of profit from the early sales of the PET, VIC20, etc. After a few years yes their profit margins were less but they had already made the outlay for the purchase so it didn't really cost them as much to create new chipsets in the later years.