This is not only about vocals suppression, but also about visualizing timing (displaying when each syllable should be sung). Many songs have weirdly timed bridg

This is not only about vocals suppression, but also about visualizing timing (displaying when each syllable should be sung). Many songs have weirdly timed bridges where it's not clear when singing will resume. And some people are just not good at timing - having a visual timing clue will help there.