content: Look at the source ha gave for this one lol.   Traditional Linux/Unix (ext4/​reiser/​xfs/​jfs/​btrfs/etc.) filesystems can be problematic when being used on mass media storage   Look at the name on the bug report then check the name of the blogger author. It was a bug report that was basically a feature request that was turned down, and he uses that as a reason to say the "filesystems can be problematic".