Yes - that is a problem with the format. There's a few visual cues I add for this, like the black notes extending all the way up into the score, markers on ever

Yes - that is a problem with the format. There's a few visual cues I add for this, like the black notes extending all the way up into the score, markers on every octave. You can also scroll the score like a normal scrollview, and it'll highlight on the visual keyboard what's currently played, and also play the notes if you scroll slow enough