What was arguably the most impactful announcement was the reveal of Liquid Glass, a new "cross-platform design language" that introduces the company's "biggest [UI] update since iOS 7."

At the end of the day, it's just...partially see-through buttons and menus.

Apple unveiled a new design that will inform the next decade of iOS, iPadOS, and macOS development, so needless to say, it was a busy day.