Any of those would solve the 64K RAM issue, even REX2 as it stands I
believe. What about RAMdisk/Disk & transferring to the outside world?
Mike Stein pointed me to some micro SD adaptions out there, such as
this: https://www.4dsystems.com.au/product/uVGA_III/
Could an OptROM sized board
Building on Philip's success i could suggest
We can revive an old hw design for external ram based storage...the rampac
... which plugs into the system bus. Easy to make. Works on m100 t102
t200.
Or A variant of quad could provide ram for both memory banks plus ram
disk. M100 only.
Lastly
