I updated to ios15 on my iphone and now the safari address bar is on the bottom. No big deal, but why? Someone at apple had to justify their job? Please, if you

I updated to ios15 on my iphone and now the safari address bar is on the bottom. No big deal, but why? Someone at apple had to justify their job? Please, if you feel the need to pointlessly move UI components, consider contributing to an open source project instead.