Using a Page Wright, You're Sharing a Lot of Code Between Different Pages

Nested layouts allow you to build these, like, really awesome youis anything from like apple music, spotfy, email client. You can create a root layout that'll aply to all your routes by adding lay out js inside of ap. Now, there are some cases where nothing is a silver bowl and it gets in the way. But there's ways to get around that, which we'll get to here.