Before revision: According to record producer Roy Thomas Baker, Queen's 1975 (pre-digital recording technology) single "Bohemian Rhapsody" was " one of the first mixes to be done with automation ", which is why it is heavier at the end .
After revision: According to record producer Roy Thomas Baker, Queen's 1975 single Bohemian Rhapsody" was " one of the first mixes to be done with automation .