How many times have we heard a key change in a song – that extra lift before the final chorus? Or we’re trying to sing a song and it seems too high or low for us. So we shift the key perhaps moving the capo on the guitar or pressing the TRANSPOSE button on the keyboard. Yet who was the first person to to realise we could move everything up or down one fret at a time? The answer is to found on the page gorzanis-1567 .