Having always been fascinated by fastloaders, I was mightily impressed when Krill released his Transwarp 50x fast loader that doesn’t require any hardware modifications or custom KERNALs.
It was quite an achievement, with one caveat: it required using a PC tool (cc1541) to encode files in Transwarp format. You couldn’t actually make Transwarp-encoded files on original hardware.
Not any more. Since I’ve always had an interest in speedloaders and Commodore 1541 drive loads in general, I decided it was time to get deep into it. And thanks to Claude Code, I was able to do this without devoting a month of midnight oil to it.
So here’s a Commodore 64, native 6502 Transwarp Writer:
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