Check out the "For Developers" page to see what progress is being made to port CHDK to additional cameras and firmware versions.You'll also find articles describing the porting process there. As a result of their accelerated aging process, the clones were ultimately decommissioned and replaced by recruits several years before the Battle of Yavin.
Please be aware that the cheapest "deals" for new Vista machines may well only include the Vista Home Basic Edition and system specifications little in excess of the Vista minimum requirements.
The CHDK-DE forum is quite active and open to English submissions.
Generally, only the German speaking CHDK developers tend to monitor the activity there but they know their stuff.
It has been suggested that this article be split into Goku, Super Saiyan Goku, Super Saiyan 3 Goku and Super Saiyan God Goku.
Please visit the discussion page if you want to object or support this decision.