This suggestion is planned to be implemented in the next Trading System design. This suggestion is now marked as accepted and closed to release the votes. Once this suggestion has been implemented, a dev will mark it as implemented, and a final reply will be posted so that everyone is aware. Most likely, there will be another thread discussing the next design at some point, I plan on having opt-in testing so that we can iterate on it before settling on a particular feature set.
This is listed as “Don’t have a trash slot” on the development timetable: