We have a few dashboards where the displayed data is only valid when a SINGLE ITEM is selected for a filter. We want to have the standard dashboard filters that our users are used to, but we want to ...
I agree that we need much more control over how the viewers interact with the filters, so we can decide what options they have.
For instance, for single-select text, there's the option "IS NOT", which won't serve any purpose in 99,99% of the cases, but adds confusion to a filter-component that our viewers/users already find very confusing.