The PlayStation 5 DualSense controller is going to be the star of the show in a live hands-on demonstration hosted by noted game journalist Geoff Keighley. It should be an opportunity to show if the PS5 accessory has back buttons or not, and there might even be a glimpse at the console or PS5 UI as well.
https://www.notebookcheck.net/PlayStation-5-DualSense-controller-gets-first-live-official-hands-on-video-that-should-finally-answer-the-back-buttons-question.481622.0.html