Needed!? auto-updating "date modified" as core core Obsidian Properties options

am I mistaken or is something like an automatically updating and displayable “date modified” option missing from the core selection of Properties?

i do hope Obsidian is NOT leaving something like this to be taken of by the community plugin sphere.

please, just save my day

I think something like this:

may need to be in place before a reliable “date modified” Property is included in core Obsidian.