Any noticeable bugs or the dreaded "how many roms can this hold" please notify Black Aura in this or another site.
Speud's menu controls:
you can freely browse your cd, everything that isnt a dir or doesnt have one of the predefined extenion (zip/ZIP, gz/GZ, bin/BIN, smd/SMD) is skipped.
press down/up to move the cursor or left/right to change the page.
press A to open a dir or launch a ROM.
press B to open the parent dir.
press X to choose the resolution between 640x480 (default) and 320x240.
press Y to disable (default) or enable sound.
while youre playing press L+R+start to return to the menu.
when youre finished pressed X+Y+A+B+start to exit the app.