This gadget in a Charlie Brooker article from a couple of weeks back might also be helpful for those that think they need to change how they hear how everyone sings or speaks.

"Coo! I can design my own font for the subtitles! Wow! I can flip the picture sideways so I don't have to lift my head if I'm lying perpendicular on the sofa! And look! There's a slider for adjusting the level of regional accents! Now I can make the Geordie guy who narrates Big Brother sound like a Cornish fisherman".

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