Design consultancy Special Projects has unveiled a new user interface approach to multitasking that uses AR technology. Seeking to emulate a physical real world work flow, the interface allows users to switch naturally between applications and move between tasks on a smartphone as though they were working naturally on multiple tasks at a desk.
https://www.notebookcheck.net/Magic-UX-interface-uses-AR-to-pin-apps-in-virtual-spaces-to-make-multitasking-truly-seamless.354971.0.html
not sure if they re the first to do this, check smartisan os who announces this sort o& interaction few months ago.