2. restored support for old slow RS-MMC cads (like original 64M Nokia that came with N770);
Yes, I can read whole card, write to the first (3000M) partition until it is full and boot from second and third partitions.
There is one "cosmetic" issue though. There a lot of kernel debug messages like that when card cover is opened:
Overall, fanoush, I think, this kernel deserves an addition on your "maemo" page together with MMC-high speed kernels.