Trust in and maintenance of filesystems

> Sure, let's go with FUSE… except you don't get things like file monitoring on FUSE: https://github.com/libfuse/libfuse/issues/328

This should not matter for the USB key use case. Everything else is so exotic that I cannot see how it justifies exposing everyone to this attack vector.
If I want to use an external XFS filesystem (which is something I actually do), I can be bothered to configure this in fstab.