I’m stuck on this part of the 101 course. This video shows how to balance the volume of each track, but I didn’t understand one thing. In the previous video, you already did the gain staging and set everything to -10 dB, so why is he trying to set it to -10 dB again if that was already done? Also, I didn’t understand where you’re supposed to check the volume—at which part of the song should you start?”I mean when you do the gain staging and the balance of the volume