You don't need anything else than one leading zero to have a non-ambiguous year ...

		seszett on Feb 27, 2023 \| parent \| context \| favorite \| on: Very Long-Term Backup (2008) You don't need anything else than one leading zero to have a non-ambiguous year number. 01998 will stay unambiguous even in the year 019980, and in the year 0199800, etc.