Have a look of the start screen (pointed by the yellow arrows):
In this last picture colors are Ok but it was captured from the CRT with that flickering. The important thing are the artifacts pointed by the yellow arrows.
I also couldn't see any artifacts at all in the new version. I still, however, don't have any sound at all (Backbit Cartridge). I also noticed that Snow Bros does not have your "BenDk97" BIOS splash screen, but "Sword of Sodan" does:
