I'm not too familiar with iOS, but may it be that iOS is emphasizing a "silo" view of apps (where you consistently stay within one app until you "escape" to the

I'm not too familiar with iOS, but may it be that iOS is emphasizing a "silo" view of apps (where you consistently stay within one app until you "escape" to the root), which Android deemphasizes the app in particular, in favor of a more unified feel?