According to Nikkei Asia, Samsung is planning to launch a new Galaxy Z Fold and Galaxy Z Flip this year and a device that folds in two ways. Apparently, the device will expand to a conventional 16:9 or 18:9 aspect ratio.
https://www.notebookcheck.net/Samsung-tipped-to-release-a-third-Galaxy-Z-device-this-year-that-folds-in-two-ways.528992.0.html