The "better" QR codes eliminate the need for an SD card reader or a PC. By simply opening the FBI app and scanning the code, the game installs directly to your home menu. For a heavy-hitter like Chrono Trigger , this is the most frictionless way to play.
A more accurate translation that stays truer to the original Japanese script while removing some of the SNES-era censorship. chrono trigger ds rom qr code better