For the first year we'll be in a phase with visionOS where designers will be updating their interfaces to be translucent, dynamic rounded rects. Personally, I am looking forward to when they break out of the windowed world we've all been living in for the last few decades and find all new ways to communicate and interact in a spatial setting.
Weather apps can just be an actual cloud in a room. To dos can be attached to the real world object they reference. Notes can be all over the house.