eSIMs on the rise thanks to Optus – is the plastic SIM dead, Telstra deploys AI to improve its customer service, the new Celestron Origin automated smart telescope that makes capturing stunning astro images a snap, we run our eyes over the Meta Quest 3 VR headset, Ring releases its first battery powered Video Doorbell Pro, the slick Oppo A18 smartphone that costs just $219 and we’ll answer all your questions in the Tech Guide Help Desk.