I agree conceptually, but our eyes can't focus on 2 things at once when they're at different distances (or appear to be). By putting the 2D screen at the same

I agree conceptually, but our eyes can't focus on 2 things at once when they're at different distances (or appear to be). By putting the 2D screen at the same place in 3D as the subtitles, it'll be less tiring on the eyes.