What is the proposed idea/solution?
For a selected set of records in a table, generate a report showing all the changes made to those records within a given timeframe, split by user, then split by field.
How does is solve the user problems?
This provides a way for any user to audit the set of changes made to those records in bulk.
How was this validated?
Who is the target audience?
Any user who is trying to audit changes made to records on a periodic basis.