This is about the definition of "Last modified". It appears that “Last modified” refers only to metadata, not the list. I was expecting to see a field for the list content age, e.g. updated after a re-upload or list edit. In the current state it is unclear.
An audit trail would solve this issue but is not a requirement.
To reproduce
Open up one of your lists.
Then do one of
Edit, remove (and in the future, add) a list item. The metadata tab has a “Last modified” but it is unchanged.
Re-upload a list. The metadata tab has a “Last modified” but it is unchanged.
Suggestion
Add a new field to capture the "Last edited".
Rename "Last modified" to "Metadata last modified".
This is about the definition of "Last modified". It appears that “Last modified” refers only to metadata, not the list. I was expecting to see a field for the list content age, e.g. updated after a re-upload or list edit. In the current state it is unclear.
An audit trail would solve this issue but is not a requirement.
To reproduce
Then do one of
Suggestion