YouTube Website's Picture-in-Picture Works Again in iOS 14.5 Beta

YouTube's website appears to support picture-in-picture (PiP) again in the latest iOS 14.5 beta for iPhone, although how long it will continue to work for is anybody's guess.
Tests show it works in Safari as well as third-party browsers like Chrome and Firefox by expanding a video to play fullscreen, and then tapping the small picture-in-picture icon in the top-left of the interface.Then you can minimize the browser and use other apps while continuing to watch the video in a frame that can be mo