> Algor is a zorroII card, deriving from Subway.

No, it's not. The Highway is the Zorro equivalent to the Subway, but the Algor is a completely different board with different chipset.

Regarding the booting with PUP problem, a new bootloader is available on request which will ignore FlashRom contents on booting MorphOS PUP. It has been reported to cure the startup problem.