The Galaxy Z Fold3 is on the way. While a recently leaked comprehensive spec sheet claimed the phone would offer 8K video recording, that has now been confirmed to be false. The Galaxy Z Fold3 will not offer 8K recording, a downgrade from the cheaper Galaxy S21 in that aspect.
https://www.notebookcheck.net/No-8K-video-recording-for-the-Samsung-Galaxy-Z-Fold3-after-all.554016.0.html