Useful tool found within the #AUR because #MakeMKV reported an error when open the DVD for #Babylon-5 "MEDIA REGION CODE IS MISMATCHED TO LOGICAL UNIT REGION". Well the region was unset for the DVD-drive and with "regionset" this can be solved. #Free-and-Libre #GNU-Linux

https://aur.archlinux.org/packages/regionset/