Different than personalization - there should be an author/editor only option to hide/show columns.   I'm encountering one use case right now -- I have a complex calculation which evaluates multiple columns in a list report.   In order to troubleshoot and unit test I want to display every step as its own column which has tremendous troubleshooting value and no business analyst value.   I can *delete* my columns, but in order to troubleshoot/validate again I need to then *recreate* them which is very time-consuming.   ... View more