Suggestion: Decrapify GBA audio by replacing low-quality samples and awful beeps with custom samples.
For beeps, maybe use the beeps' duty cycle, along with per-game rules and checking which song is playing, to determine which sample is to be played in place of the beep.
For beeps, maybe use the beeps' duty cycle, along with per-game rules and checking which song is playing, to determine which sample is to be played in place of the beep.