Some version of LibreOffice is native to a distribution.
Those new formats have benefits, including the ability to automate the processes of updates (mostly thanks to better tooling as they are newer), the ability for confinement, etc.
... What exactly will it do that's better than being included in `apt upgrade`? I do not want to go back to the Windows way where every stupid application insists on running its own little auto-updater in the background.