At today’s Worldwide Developers Conference, Apple showed off its new version of macOS, and with it a feature called Universal Control, which lets you use your Mac’s mouse or trackpad to control the cursor on an iPad or another Mac’s screen, reaching into and across multiple devices. via Technology and News Today https://www.theverge.com/2021/6/7/22523322/apple-wwdc-impressive-drag-and-drop-universal-control-demo