Fsverity checking

I hear that it is going to be implemented i hear about some good safety and i really wanted to know more and can i test it on my 36system.
Excluding this two article
https://www.kernel.org/doc/html/latest/filesystems/fsverity.html

$ Changes/FsVerityRPM - Fedora Project Wiki

It’s a neat tool. You’ll definitely want to use btrfs or ext4 and not xfs if you want fs-verity support.

How much security will improve with this.