I am no electrical/software engineer and this is all over my head.. but what happened with the suggestion someone had about loading the fakedisk into a ram chip and just editing that.. then writing RAM contents to the card at user's discretion or during inactivity or whatever?

Did you say you were out of pins or something? (someone who does not understand what is going on here half the time trying to read through this thread for that little snippet is like... HAHAHAHAHAHA NO)