A pretty neat homebrew launcher made by krat0s on ps2-home. You'll need a way to put the files on a memory card but this will allow people to use ulaunchelf to run homebrew and backup loaders like OPL via a diskless exploit on consoles where FMCB isn't entirely compatible like scph-9xxxx...
I have a US O3DS with luma+a9lh and a Japanese N3DS on firmware 9.4. Since I don't feel like importing and then waiting for an exploit game I looked into DSIware downgrades on later firmwares but it seems like it needs a system transfer for it to happen. I know that normally system transfers are...
Some guy messed around with the games language files using the Henkaku exploit proving that English patches are indeed possible. I wonder if he's using the PS3 versions files(already translated).