The firmware 6d (beta) is now available for the Chameleon cartridge. Changes in this version: Turbo speed increase. Auto speed option for the turbo. Turbo slows down when access to the IEC bus - GEOS works now! 1541 emulation improved (IEC timing, VIA6522). New cartridge emulations: Mikro Assembler, StarDOS, Business Basic, S'More, Prophet-64, Capture, Mach-5, Westermann Learning, Epyx Fastload, Easy-flash and PageFox.