That was quick! I tested r3 and now it works fine from both slot A and B. I used Swiss as the autoload DOL and started another DOL from there. Thank you for the help! This is great because for me the internal flash storage transferring refuses to work plus the apparent bonus of skipping the BIOS UI....

A BIOS to boot a SD file directly sounds great! Did you have a chance to try it on a Viper chip? I have flashed the r2 BIOS file on my Viper but the result I'm getting is that the cube is always going to the regular boot with the walking cube. I have tried a SD card in both slots with a converter/ca...