A 256 Byte Autostart Fast Loader for the Commodore 64
Update: The source is available at github.com/mist64/fastboot1541
Some Assembly Required
Update: The source is available at github.com/mist64/fastboot1541

Nobody doubts that the C64 was the greatest selling single computer model of all time, it even made it into the Guinness Book of World Records, but nobody quite knows how many it really was: Most sources say 17 million, others say 22 or even 30 million. With a high degree of confidence, I can now say that Commodore only sold 12.5 million units – how I would know that, you ask, and how do I dare to contradict well-known facts? By analyzing serial numbers!
The “Final Cartridge III” has been among the most popular Commodore 64 extensions, providing a floppy speeder, BASIC extensions, a machine language monior, a freezer and even a (rarely used) graphical desktop. The major advantage compared to other C64 cartridges is the consistent way in which the Final Cartridge III extends the C64 experience.
Download the Apple Keynote 08 presentation.
Update: Video recording available.

I converted the first issue of the German Commodore 64 magazine 64’er into a searchable PDF: