There will be another Unpacked event after the Apple and Google events, whilst not much known about the features Samsung talks about personalisation for Galaxy Devices and new experiences with the Technology. see more here https://gizmodo.com/surprise-samsung-is-also-having-an-event-next-week
A tease on Samsung's site https://www.samsung.com/uk/
The event was mainly about variants and customisation. Possible for customers to design their own Z Flip 3. More gestures for Smart Watches and special editions. A bit too on One Ui 4.0. See more here https://www.google.com/amp/s/www.digitaltrends.com/mobile/samsung-galaxy-unpacked-2-everything-you-n...
See video here, interesting but perhaps not the most revealing unpacked.