The team is working hard to fix all the incompatibility bugs, and their hardware lets them fix almost any bugs by software upgrades.
That's what they want you to believe...
I've seen more than enough white screen and incompatibility problems on their forums. Scummvm DS does _not_ save (even corrupts your cartrdige), and they claim it's OK in v1.0.2. They even closed my support ticket, claiming it has been fixed. Thrust me, it is not. Read the details here
http://www.jefklak.com/Articles/DSXtreme
I was very disappointed and reshipped it back to realhotstuff. Don't buy it, potential customers.