If you have never seen or heard of Ion propulsion the tech has been around for several years. Lifters( A basic Ion Drive) have been a part of a number of school science fairs. Now we are getting to drones and drone-size planes starting to produce sustained flight.
18 Sep 2022 - Designing A Next-Gen Ionic Thruster! (For Flight) - Plasma Channel
22 Sep 2022 - Undefined Technologies' eVTOL Ion Propulsion Drone "Silent Ventus" proves its commercial viability - Rajamanickam Antonimuthu