Well, after formatting and defrag the card, now I'm able to change the game
without resetting the board. Hope we'll see new updates for this great core
I've done a thread on Twitter with pics of 30 Mega Drive working games:https://twitter.com/veb_xenon/status/956297594380136448
All the shots done directly to the MiST monitor using my mobile's camera (Lumia 950).