Ever since RHEL deprecated their short-lived Btrfs plans, Red Hat engineers over the past decade have been developing Stratis Storage as their storage management solution leveraging XFS, LUKS, DM, and their Rust-based daemon. While Stratis Storage has been available in Fedora Linux going all the way back to Fedora 28, until now there hasn't been the option of using it for the root file-system on new Fedora installations. Finally with Fedora 45 that may change...
Source: Phoronix — read the full report at the original publisher.