Avril Lavigne sold a massive amount of albums and she has to top that with her next release. We have four great albums behind us, and it's not going to be as hard to live up to that. ↗
It's easy to get next to music theory, especially between your peers and music classes and so forth. You just pay attention. I had a good ear, so I realized that printed music was just about reminding you what to play. ↗